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97085147 = 1711934787
BaseRepresentation
bin1011100100101…
…10011011011011
320202200102210012
411302112123123
5144323211042
613344512135
72256132035
oct562263333
9222612705
1097085147
114a890565
122861b64b
1317162b43
14cc72c55
1587cae82
hex5c966db

97085147 has 8 divisors (see below), whose sum is σ = 102903696. Its totient is φ = 91278592.

The previous prime is 97085143. The next prime is 97085161. The reversal of 97085147 is 74158079.

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 97085147 - 22 = 97085143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97085141) 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, 17888 + ... + 22674.

It is an arithmetic number, because the mean of its divisors is an integer number (12862962).

Almost surely, 297085147 is an apocalyptic number.

97085147 is a deficient number, since it is larger than the sum of its proper divisors (5818549).

97085147 is a wasteful number, since it uses less digits than its factorization.

97085147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5997.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 97085147 is about 9853.1795375909. The cubic root of 97085147 is about 459.6044914818.

The spelling of 97085147 in words is "ninety-seven million, eighty-five thousand, one hundred forty-seven".

Divisors: 1 17 1193 4787 20281 81379 5710891 97085147