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97207734 = 23131773309
BaseRepresentation
bin1011100101101…
…00010110110110
320202220122221110
411302310112312
5144341121414
613351255450
72260152321
oct562642666
9222818843
1097207734
114a964678
122867a586
13171a6890
14cca57b8
158802459
hex5cb45b6

97207734 has 32 divisors (see below), whose sum is σ = 221689440. Its totient is φ = 28150272.

The previous prime is 97207697. The next prime is 97207811. The reversal of 97207734 is 43770279.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 97207692 and 97207701.

It is a congruent 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, 35329 + ... + 37980.

It is an arithmetic number, because the mean of its divisors is an integer number (6927795).

Almost surely, 297207734 is an apocalyptic number.

97207734 is an abundant number, since it is smaller than the sum of its proper divisors (124481706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97207734 is a wasteful number, since it uses less digits than its factorization.

97207734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73344.

The product of its (nonzero) digits is 74088, while the sum is 39.

The square root of 97207734 is about 9859.3982575003. The cubic root of 97207734 is about 459.7978538394.

The spelling of 97207734 in words is "ninety-seven million, two hundred seven thousand, seven hundred thirty-four".

Divisors: 1 2 3 6 13 17 26 34 39 51 78 102 221 442 663 1326 73309 146618 219927 439854 953017 1246253 1906034 2492506 2859051 3738759 5718102 7477518 16201289 32402578 48603867 97207734