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12416968284 = 22372315711193
BaseRepresentation
bin10111001000001101…
…11110011001011100
31012001100201100022020
423210012332121130
5200412220441114
65412042420140
7616463326500
oct134406763134
935040640266
1012416968284
1152a2067066
1224a6501650
13122b667616
1485b15c300
154ca186aa9
hex2e41be65c

12416968284 has 144 divisors (see below), whose sum is σ = 34880541696. Its totient is φ = 3424377600.

The previous prime is 12416968261. The next prime is 12416968297. The reversal of 12416968284 is 48286961421.

It is a super-2 number, since 2×124169682842 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10407592 + ... + 10408784.

It is an arithmetic number, because the mean of its divisors is an integer number (242225984).

Almost surely, 212416968284 is an apocalyptic number.

12416968284 is a gapful number since it is divisible by the number (14) 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 12416968284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17440270848).

12416968284 is an abundant number, since it is smaller than the sum of its proper divisors (22463573412).

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

12416968284 is a wasteful number, since it uses less digits than its factorization.

12416968284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816 (or 1807 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 51.

It can be divided in two parts, 12416 and 968284, that added together give a triangular number (980700 = T1400).

The spelling of 12416968284 in words is "twelve billion, four hundred sixteen million, nine hundred sixty-eight thousand, two hundred eighty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 31 42 49 62 84 93 98 124 147 186 196 217 294 372 434 571 588 651 868 1142 1193 1302 1519 1713 2284 2386 2604 3038 3426 3579 3997 4557 4772 6076 6852 7158 7994 8351 9114 11991 14316 15988 16702 17701 18228 23982 25053 27979 33404 35402 36983 47964 50106 53103 55958 58457 70804 73966 83937 100212 106206 110949 111916 116914 123907 147932 167874 175371 212412 221898 233828 247814 258881 335748 350742 371721 443796 495628 517762 681203 701484 743442 776643 867349 1035524 1362406 1486884 1553286 1734698 1812167 2043609 2602047 2724812 3106572 3469396 3624334 4087218 4768421 5204094 5436501 7248668 8174436 9536842 10408188 10873002 14305263 19073684 21117293 21746004 28610526 33378947 42234586 57221052 63351879 66757894 84469172 100136841 126703758 133515788 147821051 200273682 253407516 295642102 400547364 443463153 591284204 886926306 1034747357 1773852612 2069494714 3104242071 4138989428 6208484142 12416968284