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137100523 = 7191030831
BaseRepresentation
bin10000010101111…
…11110011101011
3100112222102120011
420022333303223
5240044204043
621334312351
73253222660
oct1012776353
9315872504
10137100523
117043171a
1239ab86b7
1322533691
14142cba67
15c08259d
hex82bfceb

137100523 has 8 divisors (see below), whose sum is σ = 164933120. Its totient is φ = 111329640.

The previous prime is 137100521. The next prime is 137100553. The reversal of 137100523 is 325001731.

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 137100523 - 21 = 137100521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 137100494 and 137100503.

It is not an unprimeable number, because it can be changed into a prime (137100521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515283 + ... + 515548.

It is an arithmetic number, because the mean of its divisors is an integer number (20616640).

Almost surely, 2137100523 is an apocalyptic number.

137100523 is a deficient number, since it is larger than the sum of its proper divisors (27832597).

137100523 is a wasteful number, since it uses less digits than its factorization.

137100523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030857.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 137100523 is about 11708.9932530513. The cubic root of 137100523 is about 515.6397278340.

The spelling of 137100523 in words is "one hundred thirty-seven million, one hundred thousand, five hundred twenty-three".

Divisors: 1 7 19 133 1030831 7215817 19585789 137100523