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23231032000002 = 2321290612888889
BaseRepresentation
bin1010100100000111001010…
…11010001111111000000010
310001020212100120012101211200
411102003211122033320002
511021104123143000002
6121224104435122030
74615246425621141
oct522034532177002
9101225316171750
1023231032000002
117447252a28902
1227323b5743316
13cc68a525a488
145a456075b758
152a445c07ab1c
hex1520e568fe02

23231032000002 has 12 divisors (see below), whose sum is σ = 50333902666710. Its totient is φ = 7743677333328.

The previous prime is 23231031999991. The next prime is 23231032000031. The reversal of 23231032000002 is 20000023013232.

It is a happy number.

23231032000002 is a `hidden beast` number, since 2 + 32 + 310 + 320 + 0 + 0 + 0 + 0 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 18415504586241 + 4815527413761 = 4291329^2 + 2194431^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1290612888889 = 23231032000002 / (2 + 3 + 2 + 3 + 1 + 0 + 3 + 2 + 0 + 0 + 0 + 0 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 645306444427 + ... + 645306444462.

Almost surely, 223231032000002 is an apocalyptic number.

23231032000002 is an abundant number, since it is smaller than the sum of its proper divisors (27102870666708).

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

23231032000002 is a wasteful number, since it uses less digits than its factorization.

23231032000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290612888897 (or 1290612888894 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 23231032000002 its reverse (20000023013232), we get a palindrome (43231055013234).

The spelling of 23231032000002 in words is "twenty-three trillion, two hundred thirty-one billion, thirty-two million, two", and thus it is an aban number.

Divisors: 1 2 3 6 9 18 1290612888889 2581225777778 3871838666667 7743677333334 11615516000001 23231032000002