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82976064 = 263432167
BaseRepresentation
bin1001111001000…
…01110101000000
312210010121202120
410330201311000
5132220213224
612122244240
72025166503
oct474416500
9183117676
1082976064
1142924166
1223956680
1314262b82
14b03d13a
157440779
hex4f21d40

82976064 has 28 divisors (see below), whose sum is σ = 219541344. Its totient is φ = 27658624.

The previous prime is 82976063. The next prime is 82976129. The reversal of 82976064 is 46067928.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82976063) 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 3 ways as a sum of consecutive naturals, for example, 215892 + ... + 216275.

Almost surely, 282976064 is an apocalyptic number.

It is an amenable number.

82976064 is an abundant number, since it is smaller than the sum of its proper divisors (136565280).

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

82976064 is a wasteful number, since it uses less digits than its factorization.

82976064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432182 (or 432172 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 82976064 is about 9109.1198257570. The cubic root of 82976064 is about 436.1651311768.

The spelling of 82976064 in words is "eighty-two million, nine hundred seventy-six thousand, sixty-four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 192 432167 864334 1296501 1728668 2593002 3457336 5186004 6914672 10372008 13829344 20744016 27658688 41488032 82976064