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48213466431284 = 227211277312125867
BaseRepresentation
bin10101111011001100100101…
…00010100011111100110100
320022201011101101001200120102
422331212102202203330310
522304412134401300114
6250312543302453232
713104210433560500
oct1275462242437464
9208634341050512
1048213466431284
11143a9241972660
1254a8114434218
1320b96833b040b
14bc97894dd300
155892224902de
hex2bd9928a3f34

48213466431284 has 144 divisors (see below), whose sum is σ = 107496590209344. Its totient is φ = 18709933132800.

The previous prime is 48213466431283. The next prime is 48213466431289.

48213466431284 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48213466431283) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1863885719 + ... + 1863911585.

It is an arithmetic number, because the mean of its divisors is an integer number (746504098676).

Almost surely, 248213466431284 is an apocalyptic number.

48213466431284 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48213466431284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53748295104672).

48213466431284 is an abundant number, since it is smaller than the sum of its proper divisors (59283123778060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48213466431284 is a wasteful number, since it uses less digits than its factorization.

48213466431284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29294 (or 29285 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 56.

The spelling of 48213466431284 in words is "forty-eight trillion, two hundred thirteen billion, four hundred sixty-six million, four hundred thirty-one thousand, two hundred eighty-four".

Divisors: 1 2 4 7 11 14 22 28 44 49 77 98 154 196 277 308 539 554 1078 1108 1939 2156 3047 3121 3878 6094 6242 7756 12188 12484 13573 21329 21847 25867 27146 34331 42658 43694 51734 54292 68662 85316 87388 103468 137324 149303 152929 181069 240317 284537 298606 305858 362138 480634 569074 597212 611716 724276 864517 961268 1138148 1267483 1682219 1729034 1991759 2534966 3364438 3458068 3983518 5069932 6051619 6728876 7165159 7967036 9509687 12103238 13942313 14330318 19019374 24206476 27884626 28660636 38038748 42361333 50156113 55769252 66567809 78816749 80730907 84722666 100312226 133135618 157633498 161461814 169445332 200624452 266271236 315266996 322923628 351092791 465974663 551717243 565116349 702185582 888039977 931949326 1103434486 1130232698 1404371164 1776079954 1863898652 2206868972 2260465396 3552159908 3862020701 3955814443 6216279839 7724041402 7911628886 12432559678 15448082804 15823257772 22362461239 24865119356 43513958873 44724922478 87027917746 89449844956 156537228673 174055835492 245987073629 313074457346 491974147258 626148914692 983948294516 1095760600711 1721909515403 2191521201422 3443819030806 4383042402844 6887638061612 12053366607821 24106733215642 48213466431284