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97542984 = 23371152783
BaseRepresentation
bin1011101000001…
…10001101001000
320210112200211010
411310012031020
5144432333414
613402403520
72263046610
oct564061510
9223480733
1097542984
1150073540
12288005a0
1317293356
14cd51a40
15886b959
hex5d06348

97542984 has 64 divisors (see below), whose sum is σ = 304035840. Its totient is φ = 25335360.

The previous prime is 97542983. The next prime is 97542997. The reversal of 97542984 is 48924579.

It is not an unprimeable number, because it can be changed into a prime (97542983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24544 + ... + 28239.

It is an arithmetic number, because the mean of its divisors is an integer number (4750560).

Almost surely, 297542984 is an apocalyptic number.

It is an amenable number.

97542984 is an abundant number, since it is smaller than the sum of its proper divisors (206492856).

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

97542984 is a wasteful number, since it uses less digits than its factorization.

97542984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52810 (or 52806 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 97542984 is about 9876.3851686738. The cubic root of 97542984 is about 460.3258309021.

The spelling of 97542984 in words is "ninety-seven million, five hundred forty-two thousand, nine hundred eighty-four".

Divisors: 1 2 3 4 6 7 8 11 12 14 21 22 24 28 33 42 44 56 66 77 84 88 132 154 168 231 264 308 462 616 924 1848 52783 105566 158349 211132 316698 369481 422264 580613 633396 738962 1108443 1161226 1266792 1477924 1741839 2216886 2322452 2955848 3483678 4064291 4433772 4644904 6967356 8128582 8867544 12192873 13934712 16257164 24385746 32514328 48771492 97542984