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97031315 = 5118716349
BaseRepresentation
bin1011100100010…
…01010010010011
320202120200221102
411302021102103
5144320000230
613343415015
72255516063
oct562112223
9222520842
1097031315
114a854077
12285b446b
13171444a4
14cc5b3a3
1587ba045
hex5c89493

97031315 has 8 divisors (see below), whose sum is σ = 116542800. Its totient is φ = 77554912.

The previous prime is 97031299. The next prime is 97031317. The reversal of 97031315 is 51313079.

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 97031315 - 24 = 97031299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97031317) 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, 2240 + ... + 14109.

It is an arithmetic number, because the mean of its divisors is an integer number (14567850).

Almost surely, 297031315 is an apocalyptic number.

97031315 is a deficient number, since it is larger than the sum of its proper divisors (19511485).

97031315 is a wasteful number, since it uses less digits than its factorization.

97031315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17541.

The product of its (nonzero) digits is 2835, while the sum is 29.

The square root of 97031315 is about 9850.4474517658. The cubic root of 97031315 is about 459.5195282508.

The spelling of 97031315 in words is "ninety-seven million, thirty-one thousand, three hundred fifteen".

Divisors: 1 5 1187 5935 16349 81745 19406263 97031315