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97130097 = 341199137
BaseRepresentation
bin1011100101000…
…01011001110001
320202202201110000
411302201121301
5144331130342
613345500213
72256410061
oct562413161
9222681400
1097130097
114a911309
1228641669
131717a43c
14cc853a1
1587d944c
hex5ca1671

97130097 has 10 divisors (see below), whose sum is σ = 145095698. Its totient is φ = 64753344.

The previous prime is 97130087. The next prime is 97130119. The reversal of 97130097 is 79003179.

It can be written as a sum of positive squares in only one way, i.e., 81162081 + 15968016 = 9009^2 + 3996^2 .

It is not a de Polignac number, because 97130097 - 27 = 97129969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97130087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 599488 + ... + 599649.

Almost surely, 297130097 is an apocalyptic number.

It is an amenable number.

97130097 is a deficient number, since it is larger than the sum of its proper divisors (47965601).

97130097 is a wasteful number, since it uses less digits than its factorization.

97130097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199149 (or 1199140 counting only the distinct ones).

The product of its (nonzero) digits is 11907, while the sum is 36.

The square root of 97130097 is about 9855.4602632246. The cubic root of 97130097 is about 459.6754121632.

The spelling of 97130097 in words is "ninety-seven million, one hundred thirty thousand, ninety-seven".

Divisors: 1 3 9 27 81 1199137 3597411 10792233 32376699 97130097