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13053051 = 3211131849
BaseRepresentation
bin110001110010…
…110001111011
3220120011102100
4301302301323
511320144201
61143434443
7215643354
oct61626173
926504370
1013053051
117405a50
124455a23
1329203cb
141a3ad2b
15122c886
hexc72c7b

13053051 has 12 divisors (see below), whose sum is σ = 20568600. Its totient is φ = 7910880.

The previous prime is 13053049. The next prime is 13053067. The reversal of 13053051 is 15035031.

It is a happy number.

13053051 is a `hidden beast` number, since 130 + 530 + 5 + 1 = 666.

It is not a de Polignac number, because 13053051 - 21 = 13053049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13053011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65826 + ... + 66023.

It is an arithmetic number, because the mean of its divisors is an integer number (1714050).

Almost surely, 213053051 is an apocalyptic number.

13053051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13053051 is a deficient number, since it is larger than the sum of its proper divisors (7515549).

13053051 is a wasteful number, since it uses less digits than its factorization.

13053051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131866 (or 131863 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 13053051 is about 3612.9006352237. The cubic root of 13053051 is about 235.4528825097.

Adding to 13053051 its reverse (15035031), we get a palindrome (28088082).

It can be divided in two parts, 1305 and 3051, that added together give a square (4356 = 662).

The spelling of 13053051 in words is "thirteen million, fifty-three thousand, fifty-one".

Divisors: 1 3 9 11 33 99 131849 395547 1186641 1450339 4351017 13053051