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97313965 = 572780399
BaseRepresentation
bin1011100110011…
…10010010101101
320210010001122221
411303032102231
5144403021330
613353435341
72261104120
oct563162255
9223101587
1097313965
114aa27471
122870bb51
1317213038
14ccd23b7
158823b7a
hex5cce4ad

97313965 has 8 divisors (see below), whose sum is σ = 133459200. Its totient is φ = 66729552.

The previous prime is 97313963. The next prime is 97313999. The reversal of 97313965 is 56931379.

It is a happy number.

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 97313965 - 21 = 97313963 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97313963) 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, 1390165 + ... + 1390234.

It is an arithmetic number, because the mean of its divisors is an integer number (16682400).

Almost surely, 297313965 is an apocalyptic number.

It is an amenable number.

97313965 is a deficient number, since it is larger than the sum of its proper divisors (36145235).

97313965 is a wasteful number, since it uses less digits than its factorization.

97313965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780411.

The product of its digits is 153090, while the sum is 43.

The square root of 97313965 is about 9864.7840827866. The cubic root of 97313965 is about 459.9652856601.

The spelling of 97313965 in words is "ninety-seven million, three hundred thirteen thousand, nine hundred sixty-five".

Divisors: 1 5 7 35 2780399 13901995 19462793 97313965