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97312195 = 523236791
BaseRepresentation
bin1011100110011…
…01110111000011
320210002222020101
411303031313003
5144402442240
613353423231
72261066011
oct563156703
9223088211
1097312195
114aa26102
122870ab17
13172122a6
14ccd18b1
15882339a
hex5ccddc3

97312195 has 12 divisors (see below), whose sum is σ = 122075856. Its totient is φ = 74462960.

The previous prime is 97312177. The next prime is 97312261. The reversal of 97312195 is 59121379.

It is not a de Polignac number, because 97312195 - 223 = 88923587 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15751 + ... + 21040.

It is an arithmetic number, because the mean of its divisors is an integer number (10172988).

Almost surely, 297312195 is an apocalyptic number.

97312195 is a deficient number, since it is larger than the sum of its proper divisors (24763661).

97312195 is a wasteful number, since it uses less digits than its factorization.

97312195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36842 (or 36819 counting only the distinct ones).

The product of its digits is 17010, while the sum is 37.

The square root of 97312195 is about 9864.6943693153. The cubic root of 97312195 is about 459.9624969425.

The spelling of 97312195 in words is "ninety-seven million, three hundred twelve thousand, one hundred ninety-five".

Divisors: 1 5 23 115 529 2645 36791 183955 846193 4230965 19462439 97312195