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82997016 = 23319182011
BaseRepresentation
bin1001111001001…
…10111100011000
312210011200111120
410330212330120
5132221401031
612122525240
72025314544
oct474467430
9183150446
1082997016
1142938983
1223966820
131426c57b
14b046a24
157446a96
hex4f26f18

82997016 has 32 divisors (see below), whose sum is σ = 218414400. Its totient is φ = 26209440.

The previous prime is 82996981. The next prime is 82997017. The reversal of 82997016 is 61079928.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82997017) 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, 90550 + ... + 91461.

It is an arithmetic number, because the mean of its divisors is an integer number (6825450).

Almost surely, 282997016 is an apocalyptic number.

It is an amenable number.

82997016 is an abundant number, since it is smaller than the sum of its proper divisors (135417384).

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

82997016 is a wasteful number, since it uses less digits than its factorization.

82997016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182039 (or 182035 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 82997016 is about 9110.2698093964. The cubic root of 82997016 is about 436.2018396054.

The spelling of 82997016 in words is "eighty-two million, nine hundred ninety-seven thousand, sixteen".

Divisors: 1 2 3 4 6 8 12 19 24 38 57 76 114 152 228 456 182011 364022 546033 728044 1092066 1456088 2184132 3458209 4368264 6916418 10374627 13832836 20749254 27665672 41498508 82997016