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136927253 = 1371516619
BaseRepresentation
bin10000010100101…
…01100000010101
3100112122121212202
420022111200111
5240023133003
621330454245
73251601551
oct1012254025
9315577782
10136927253
1170323521
1239a34385
13224a2858
1414284861
15c04b088
hex8295815

136927253 has 8 divisors (see below), whose sum is σ = 138861120. Its totient is φ = 135007200.

The previous prime is 136927247. The next prime is 136927261. The reversal of 136927253 is 352729631.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-136927253 is a prime.

It is a super-2 number, since 2×1369272532 = 37498145228252018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136927213) 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, 17378 + ... + 23996.

It is an arithmetic number, because the mean of its divisors is an integer number (17357640).

Almost surely, 2136927253 is an apocalyptic number.

It is an amenable number.

136927253 is a deficient number, since it is larger than the sum of its proper divisors (1933867).

136927253 is a wasteful number, since it uses less digits than its factorization.

136927253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6907.

The product of its digits is 68040, while the sum is 38.

The square root of 136927253 is about 11701.5919002502. The cubic root of 136927253 is about 515.4224114721.

The spelling of 136927253 in words is "one hundred thirty-six million, nine hundred twenty-seven thousand, two hundred fifty-three".

Divisors: 1 137 151 6619 20687 906803 999469 136927253