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97079642 = 211231731109
BaseRepresentation
bin1011100100101…
…01000101011010
320202200011020022
411302111011122
5144323022032
613344430442
72256110012
oct562250532
9222604208
1097079642
114a887410
1228618422
131716049a
14cc70c42
1587c9512
hex5c9515a

97079642 has 32 divisors (see below), whose sum is σ = 166872960. Its totient is φ = 41926720.

The previous prime is 97079641. The next prime is 97079657. The reversal of 97079642 is 24697079.

It is a junction number, because it is equal to n+sod(n) for n = 97079593 and 97079602.

It is not an unprimeable number, because it can be changed into a prime (97079641) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 86984 + ... + 88092.

It is an arithmetic number, because the mean of its divisors is an integer number (5214780).

Almost surely, 297079642 is an apocalyptic number.

97079642 is a deficient number, since it is larger than the sum of its proper divisors (69793318).

97079642 is a wasteful number, since it uses less digits than its factorization.

97079642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 97079642 is about 9852.9001821799. The cubic root of 97079642 is about 459.5958043632.

The spelling of 97079642 in words is "ninety-seven million, seventy-nine thousand, six hundred forty-two".

Divisors: 1 2 11 22 23 46 173 253 346 506 1109 1903 2218 3806 3979 7958 12199 24398 25507 43769 51014 87538 191857 280577 383714 561154 2110427 4220854 4412711 8825422 48539821 97079642