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12333431032660 = 2251319678168947
BaseRepresentation
bin1011001101111001100111…
…0001101000101101010100
31121200001202000101112220101
42303132121301220231110
53104032331321021120
642121522222143444
72412026630020363
oct263363161505524
947601660345811
1012333431032660
113a25640316811
121472375121b84
136b606468340a
14308d26ad37da
15165c4a54090a
hexb3799c68b54

12333431032660 has 48 divisors (see below), whose sum is σ = 25924039827840. Its totient is φ = 4928833710720.

The previous prime is 12333431032651. The next prime is 12333431032721. The reversal of 12333431032660 is 6623013433321.

It is a super-2 number, since 2×123334310326602 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178848307 + ... + 178917253.

It is an arithmetic number, because the mean of its divisors is an integer number (540084163080).

Almost surely, 212333431032660 is an apocalyptic number.

12333431032660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12333431032660 is an abundant number, since it is smaller than the sum of its proper divisors (13590608795180).

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

12333431032660 is a wasteful number, since it uses less digits than its factorization.

12333431032660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77056 (or 77054 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 37.

Adding to 12333431032660 its reverse (6623013433321), we get a palindrome (18956444465981).

The spelling of 12333431032660 in words is "twelve trillion, three hundred thirty-three billion, four hundred thirty-one million, thirty-two thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 1319 2638 5276 6595 6781 13190 13562 26380 27124 33905 67810 68947 135620 137894 275788 344735 689470 1378940 8944139 17888278 35776556 44720695 89441390 90941093 178882780 181882186 363764372 454705465 467529607 909410930 935059214 1818821860 1870118428 2337648035 4675296070 9350592140 616671551633 1233343103266 2466686206532 3083357758165 6166715516330 12333431032660