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3105502055013 = 38946325121153
BaseRepresentation
bin101101001100001110010…
…110001100101001100101
3101222212211202222222021010
4231030032112030221211
5401340032011230023
610334351542412433
7440236143633231
oct55141626145145
911885752888233
103105502055013
11a98043a4a186
12421a4a431119
13196b031c27a7
14aa4429875c1
1555baba07093
hex2d30e58ca65

3105502055013 has 16 divisors (see below), whose sum is σ = 4196237564160. Its totient is φ = 2042651111424.

The previous prime is 3105502054981. The next prime is 3105502055027.

3105502055013 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3105502055013 - 25 = 3105502054981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3105502055093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12436956 + ... + 12684197.

It is an arithmetic number, because the mean of its divisors is an integer number (262264847760).

Almost surely, 23105502055013 is an apocalyptic number.

It is an amenable number.

3105502055013 is a deficient number, since it is larger than the sum of its proper divisors (1090735509147).

3105502055013 is a wasteful number, since it uses less digits than its factorization.

3105502055013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25121708.

The product of its (nonzero) digits is 11250, while the sum is 30.

The spelling of 3105502055013 in words is "three trillion, one hundred five billion, five hundred two million, fifty-five thousand, thirteen".

Divisors: 1 3 89 267 463 1389 41207 123621 25121153 75363459 2235782617 6707347851 11631093839 34893281517 1035167351671 3105502055013