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97614681 = 3128925243
BaseRepresentation
bin1011101000101…
…11101101011001
320210200100011120
411310113231121
5144442132211
613404115453
72263465623
oct564275531
9223610146
1097614681
115011239a
1228835b89
13172b9b88
14cd6dc13
158882d06
hex5d17b59

97614681 has 8 divisors (see below), whose sum is σ = 130259040. Its totient is φ = 65023392.

The previous prime is 97614679. The next prime is 97614683. The reversal of 97614681 is 18641679.

It is an interprime number because it is at equal distance from previous prime (97614679) and next prime (97614683).

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

It is not a de Polignac number, because 97614681 - 21 = 97614679 is a prime.

It is a super-2 number, since 2×976146812 = 19057251893463522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97614683) 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, 8755 + ... + 16488.

It is an arithmetic number, because the mean of its divisors is an integer number (16282380).

Almost surely, 297614681 is an apocalyptic number.

It is an amenable number.

97614681 is a deficient number, since it is larger than the sum of its proper divisors (32644359).

97614681 is a wasteful number, since it uses less digits than its factorization.

97614681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26535.

The product of its digits is 72576, while the sum is 42.

The square root of 97614681 is about 9880.0142206375. The cubic root of 97614681 is about 460.4385876812.

The spelling of 97614681 in words is "ninety-seven million, six hundred fourteen thousand, six hundred eighty-one".

Divisors: 1 3 1289 3867 25243 75729 32538227 97614681