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37117472053 = 172183380709
BaseRepresentation
bin100010100100010111…
…111010110100110101
310112210210001221112011
4202210113322310311
51102004033101203
625015044124221
72452543210144
oct424427726465
9115723057464
1037117472053
1114817933142
12723a696671
133666b1b41c
141b2182375b
15e738e976d
hex8a45fad35

37117472053 has 4 divisors (see below), whose sum is σ = 39300852780. Its totient is φ = 34934091328.

The previous prime is 37117472027. The next prime is 37117472057. The reversal of 37117472053 is 35027471173.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35027471173 = 113309977621.

It can be written as a sum of positive squares in 2 ways, for example, as 20733984049 + 16383488004 = 143993^2 + 127998^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-37117472053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 37117471997 and 37117472015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37117472057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1091690338 + ... + 1091690371.

It is an arithmetic number, because the mean of its divisors is an integer number (9825213195).

Almost surely, 237117472053 is an apocalyptic number.

It is an amenable number.

37117472053 is a deficient number, since it is larger than the sum of its proper divisors (2183380727).

37117472053 is a wasteful number, since it uses less digits than its factorization.

37117472053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183380726.

The product of its (nonzero) digits is 123480, while the sum is 40.

The spelling of 37117472053 in words is "thirty-seven billion, one hundred seventeen million, four hundred seventy-two thousand, fifty-three".

Divisors: 1 17 2183380709 37117472053