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82995556 = 2273195617
BaseRepresentation
bin1001111001001…
…10100101100100
312210011121111111
410330212211210
5132221324211
612122514404
72025310360
oct474464544
9183147444
1082995556
1142937876
1223965a04
131426b9c7
14b0462a0
157446421
hex4f26964

82995556 has 24 divisors (see below), whose sum is σ = 171347456. Its totient is φ = 34421760.

The previous prime is 82995541. The next prime is 82995557. The reversal of 82995556 is 65559928.

It is not an unprimeable number, because it can be changed into a prime (82995557) 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 7 ways as a sum of consecutive naturals, for example, 46941 + ... + 48676.

Almost surely, 282995556 is an apocalyptic number.

It is an amenable number.

82995556 is an abundant number, since it is smaller than the sum of its proper divisors (88351900).

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

82995556 is a wasteful number, since it uses less digits than its factorization.

82995556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95659 (or 95657 counting only the distinct ones).

The product of its digits is 972000, while the sum is 49.

The square root of 82995556 is about 9110.1896796938. The cubic root of 82995556 is about 436.1992818491.

The spelling of 82995556 in words is "eighty-two million, nine hundred ninety-five thousand, five hundred fifty-six".

Divisors: 1 2 4 7 14 28 31 62 124 217 434 868 95617 191234 382468 669319 1338638 2677276 2964127 5928254 11856508 20748889 41497778 82995556