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53475037 = 711694481
BaseRepresentation
bin1100101111111…
…1011011011101
310201121210221221
43023333123131
5102142200122
65150053341
71216346620
oct313773335
9121553857
1053475037
1128204650
1215aaa251
13b104045
14715ddb7
154a646c7
hex32ff6dd

53475037 has 8 divisors (see below), whose sum is σ = 66670272. Its totient is φ = 41668800.

The previous prime is 53474983. The next prime is 53475061. The reversal of 53475037 is 73057435.

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 53475037 - 211 = 53472989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53474993 and 53475011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53475077) 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 7 ways as a sum of consecutive naturals, for example, 347164 + ... + 347317.

It is an arithmetic number, because the mean of its divisors is an integer number (8333784).

Almost surely, 253475037 is an apocalyptic number.

It is an amenable number.

53475037 is a deficient number, since it is larger than the sum of its proper divisors (13195235).

53475037 is a wasteful number, since it uses less digits than its factorization.

53475037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694499.

The product of its (nonzero) digits is 44100, while the sum is 34.

The square root of 53475037 is about 7312.6627845129. The cubic root of 53475037 is about 376.7474873778.

The spelling of 53475037 in words is "fifty-three million, four hundred seventy-five thousand, thirty-seven".

Divisors: 1 7 11 77 694481 4861367 7639291 53475037