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13132071 = 334311311
BaseRepresentation
bin110010000110…
…000100100111
3220201011211000
4302012010213
511330211241
61145244343
7216422631
oct62060447
926634730
1013132071
11745a357
1244936b3
13294a374
141a5ba51
151245eb6
hexc86127

13132071 has 16 divisors (see below), whose sum is σ = 19909120. Its totient is φ = 8550360.

The previous prime is 13132051. The next prime is 13132073. The reversal of 13132071 is 17023131.

It is not a de Polignac number, because 13132071 - 213 = 13123879 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 (13132073) 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, 4495 + ... + 6816.

It is an arithmetic number, because the mean of its divisors is an integer number (1244320).

Almost surely, 213132071 is an apocalyptic number.

13132071 is a deficient number, since it is larger than the sum of its proper divisors (6777049).

13132071 is a wasteful number, since it uses less digits than its factorization.

13132071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11363 (or 11357 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 13132071 is about 3623.8199458582. The cubic root of 13132071 is about 235.9270518099.

The spelling of 13132071 in words is "thirteen million, one hundred thirty-two thousand, seventy-one".

Divisors: 1 3 9 27 43 129 387 1161 11311 33933 101799 305397 486373 1459119 4377357 13132071