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97016645 = 51123271283
BaseRepresentation
bin1011100100001…
…01101101000101
320202112221211002
411302011231011
5144314013040
613343223045
72255425235
oct562055505
9222487732
1097016645
114a844050
12285a7a85
131713a8cb
14cc55cc5
1587b5a15
hex5c85b45

97016645 has 32 divisors (see below), whose sum is σ = 133484544. Its totient is φ = 67003200.

The previous prime is 97016617. The next prime is 97016651. The reversal of 97016645 is 54661079.

It is not a de Polignac number, because 97016645 - 212 = 97012549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97016599 and 97016608.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 342674 + ... + 342956.

It is an arithmetic number, because the mean of its divisors is an integer number (4171392).

Almost surely, 297016645 is an apocalyptic number.

It is an amenable number.

97016645 is a deficient number, since it is larger than the sum of its proper divisors (36467899).

97016645 is a wasteful number, since it uses less digits than its factorization.

97016645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 97016645 is about 9849.7027873941. The cubic root of 97016645 is about 459.4963690909.

The spelling of 97016645 in words is "ninety-seven million, sixteen thousand, six hundred forty-five".

Divisors: 1 5 11 23 55 115 253 271 283 1265 1355 1415 2981 3113 6233 6509 14905 15565 31165 32545 68563 71599 76693 342815 357995 383465 843623 1763939 4218115 8819695 19403329 97016645