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48105252 = 22391347
BaseRepresentation
bin1011011110000…
…0011100100100
310100112000000000
42313200130210
544303332002
64435021300
71122613356
oct267403444
9110460000
1048105252
1125177208
121413a830
139c73b60
1465630d6
15435361c
hex2de0724

48105252 has 120 divisors (see below), whose sum is σ = 138880896. Its totient is φ = 14486688.

The previous prime is 48105251. The next prime is 48105289. The reversal of 48105252 is 25250184.

It is a happy number.

It is a super-3 number, since 3×481052523 (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (48105251) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1023493 + ... + 1023539.

Almost surely, 248105252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48105252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69440448).

48105252 is an abundant number, since it is smaller than the sum of its proper divisors (90775644).

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

48105252 is an equidigital number, since it uses as much as digits as its factorization.

48105252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 48105252 is about 6935.7949796689. The cubic root of 48105252 is about 363.6895573925.

The spelling of 48105252 in words is "forty-eight million, one hundred five thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 13 18 26 27 36 39 47 52 54 78 81 94 108 117 141 156 162 188 234 243 282 324 351 423 468 486 564 611 702 729 846 972 1053 1222 1269 1404 1458 1692 1833 2106 2187 2444 2538 2916 3159 3666 3807 4212 4374 5076 5499 6318 6561 7332 7614 8748 9477 10998 11421 12636 13122 15228 16497 18954 19683 21996 22842 26244 28431 32994 34263 37908 39366 45684 49491 56862 65988 68526 78732 85293 98982 102789 113724 137052 148473 170586 197964 205578 255879 296946 308367 341172 411156 445419 511758 593892 616734 890838 925101 1023516 1233468 1336257 1781676 1850202 2672514 3700404 4008771 5345028 8017542 12026313 16035084 24052626 48105252