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13055933 = 115920117
BaseRepresentation
bin110001110011…
…011110111101
3220120022101002
4301303132331
511320242213
61143500045
7215654642
oct61633675
926508332
1013055933
117408130
124457625
132921807
141a3bdc9
15122d658
hexc737bd

13055933 has 8 divisors (see below), whose sum is σ = 14484960. Its totient is φ = 11667280.

The previous prime is 13055923. The next prime is 13055947. The reversal of 13055933 is 33955031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13055933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13055896 and 13055905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13055923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9410 + ... + 10707.

It is an arithmetic number, because the mean of its divisors is an integer number (1810620).

Almost surely, 213055933 is an apocalyptic number.

It is an amenable number.

13055933 is a deficient number, since it is larger than the sum of its proper divisors (1429027).

13055933 is a wasteful number, since it uses less digits than its factorization.

13055933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20187.

The product of its (nonzero) digits is 6075, while the sum is 29.

The square root of 13055933 is about 3613.2994617109. The cubic root of 13055933 is about 235.4702098833.

The spelling of 13055933 in words is "thirteen million, fifty-five thousand, nine hundred thirty-three".

Divisors: 1 11 59 649 20117 221287 1186903 13055933