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13013077 = 73113449
BaseRepresentation
bin110001101001…
…000001010101
3220111010120211
4301221001111
511312404302
61142525421
7215416000
oct61510125
926433524
1013013077
117388a10
124436871
13290815c
141a2a537
151220ad7
hexc69055

13013077 has 16 divisors (see below), whose sum is σ = 16560000. Its totient is φ = 10137120.

The previous prime is 13013071. The next prime is 13013129. The reversal of 13013077 is 77031031.

It is not a de Polignac number, because 13013077 - 215 = 12980309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13013071) 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, 2049 + ... + 5497.

It is an arithmetic number, because the mean of its divisors is an integer number (1035000).

Almost surely, 213013077 is an apocalyptic number.

It is an amenable number.

13013077 is a deficient number, since it is larger than the sum of its proper divisors (3546923).

13013077 is an equidigital number, since it uses as much as digits as its factorization.

13013077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3481 (or 3467 counting only the distinct ones).

The product of its (nonzero) digits is 441, while the sum is 22.

The square root of 13013077 is about 3607.3642732610. The cubic root of 13013077 is about 235.2122844113.

The spelling of 13013077 in words is "thirteen million, thirteen thousand, seventy-seven".

Divisors: 1 7 11 49 77 343 539 3449 3773 24143 37939 169001 265573 1183007 1859011 13013077