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82982982 = 2313830497
BaseRepresentation
bin1001111001000…
…11100001000110
312210010222020210
410330203201012
5132220423412
612122340250
72025225615
oct474434106
9183128223
1082982982
1142929385
122395a686
1314266074
14b04187c
15744283c
hex4f23846

82982982 has 8 divisors (see below), whose sum is σ = 165965976. Its totient is φ = 27660992.

The previous prime is 82982957. The next prime is 82982989. The reversal of 82982982 is 28928928.

It is a sphenic number, since it is the product of 3 distinct primes.

82982982 is an admirable number.

It is a super-2 number, since 2×829829822 = 13772350603224648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82982989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6915243 + ... + 6915254.

It is an arithmetic number, because the mean of its divisors is an integer number (20745747).

Almost surely, 282982982 is an apocalyptic number.

82982982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

82982982 is a wasteful number, since it uses less digits than its factorization.

82982982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13830502.

The product of its digits is 331776, while the sum is 48.

The square root of 82982982 is about 9109.4995471760. The cubic root of 82982982 is about 436.1772523693.

The spelling of 82982982 in words is "eighty-two million, nine hundred eighty-two thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 13830497 27660994 41491491 82982982