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137713389 = 3117395647
BaseRepresentation
bin10000011010101…
…01011011101101
3100121010120020220
420031111123231
5240223312024
621355401553
73261354522
oct1015253355
9317116226
10137713389
1170810120
123a1532b9
13226b9618
141440b149
15c153e79
hex83556ed

137713389 has 16 divisors (see below), whose sum is σ = 200616960. Its totient is φ = 83334960.

The previous prime is 137713361. The next prime is 137713403. The reversal of 137713389 is 983317731.

It is not a de Polignac number, because 137713389 - 220 = 136664813 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 137713389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137713189) 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, 21564 + ... + 27210.

It is an arithmetic number, because the mean of its divisors is an integer number (12538560).

Almost surely, 2137713389 is an apocalyptic number.

It is an amenable number.

137713389 is a deficient number, since it is larger than the sum of its proper divisors (62903571).

137713389 is a wasteful number, since it uses less digits than its factorization.

137713389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6400.

The product of its digits is 95256, while the sum is 42.

The square root of 137713389 is about 11735.1348096219. The cubic root of 137713389 is about 516.4069224177.

The spelling of 137713389 in words is "one hundred thirty-seven million, seven hundred thirteen thousand, three hundred eighty-nine".

Divisors: 1 3 11 33 739 2217 5647 8129 16941 24387 62117 186351 4173133 12519399 45904463 137713389