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10013013012 = 223834417751
BaseRepresentation
bin10010101001101001…
…00111010000010100
3221211211020202121210
421110310213100110
5131001312404022
64333325341420
7503063130522
oct112464472024
927754222553
1010013013012
1142790a2972
121b35407870
13c375c5592
146adb8d312
153d90cda0c
hex254d27414

10013013012 has 12 divisors (see below), whose sum is σ = 23363697056. Its totient is φ = 3337671000.

The previous prime is 10013013007. The next prime is 10013013029. The reversal of 10013013012 is 21031031001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 834417751 = 10013013012 / (1 + 0 + 0 + 1 + 3 + 0 + 1 + 3 + 0 + 1 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417208864 + ... + 417208887.

Almost surely, 210013013012 is an apocalyptic number.

10013013012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10013013012 is an abundant number, since it is smaller than the sum of its proper divisors (13350684044).

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

10013013012 is a wasteful number, since it uses less digits than its factorization.

10013013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834417758 (or 834417756 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 10013013012 its reverse (21031031001), we get a palindrome (31044044013).

The spelling of 10013013012 in words is "ten billion, thirteen million, thirteen thousand, twelve".

Divisors: 1 2 3 4 6 12 834417751 1668835502 2503253253 3337671004 5006506506 10013013012