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97102265 = 5136132437
BaseRepresentation
bin1011100100110…
…10100110111001
320202201022021012
411302122212321
5144324233030
613345123305
72256232661
oct562324671
9222638235
1097102265
114a8a2407
1228629535
131716a880
14cc791a1
1587d1095
hex5c9a9b9

97102265 has 16 divisors (see below), whose sum is σ = 125742288. Its totient is φ = 71559936.

The previous prime is 97102241. The next prime is 97102279. The reversal of 97102265 is 56220179.

It can be written as a sum of positive squares in 8 ways, for example, as 12020089 + 85082176 = 3467^2 + 9224^2 .

It is a cyclic number.

It is not a de Polignac number, because 97102265 - 28 = 97102009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38627 + ... + 41063.

It is an arithmetic number, because the mean of its divisors is an integer number (7858893).

Almost surely, 297102265 is an apocalyptic number.

It is an amenable number.

97102265 is a deficient number, since it is larger than the sum of its proper divisors (28640023).

97102265 is a wasteful number, since it uses less digits than its factorization.

97102265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3068.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 97102265 is about 9854.0481529166. The cubic root of 97102265 is about 459.6315022985.

The spelling of 97102265 in words is "ninety-seven million, one hundred two thousand, two hundred sixty-five".

Divisors: 1 5 13 65 613 2437 3065 7969 12185 31681 39845 158405 1493881 7469405 19420453 97102265