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13137029 = 291393259
BaseRepresentation
bin110010000111…
…010010000101
3220201102121122
4302013102011
511330341104
61145323325
7216443243
oct62072205
926642548
1013137029
117463054
124496545
13294c6b9
141a5d793
1512476be
hexc87485

13137029 has 8 divisors (see below), whose sum is σ = 13692000. Its totient is φ = 12588912.

The previous prime is 13137013. The next prime is 13137077. The reversal of 13137029 is 92073131.

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

It is a cyclic number.

It is not a de Polignac number, because 13137029 - 24 = 13137013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13136989 and 13137007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13137079) 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, 2402 + ... + 5660.

It is an arithmetic number, because the mean of its divisors is an integer number (1711500).

Almost surely, 213137029 is an apocalyptic number.

It is an amenable number.

13137029 is a deficient number, since it is larger than the sum of its proper divisors (554971).

13137029 is a wasteful number, since it uses less digits than its factorization.

13137029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3427.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 13137029 is about 3624.5039660621. The cubic root of 13137029 is about 235.9567394132.

The spelling of 13137029 in words is "thirteen million, one hundred thirty-seven thousand, twenty-nine".

Divisors: 1 29 139 3259 4031 94511 453001 13137029