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82056970 = 2525913167
BaseRepresentation
bin1001110010000…
…01011100001010
312201101221000001
410321001130022
5132001310340
612050433214
72014321102
oct471013412
9181357001
1082056970
1142356686
122359280a
1314000728
14ac80202
15730d29a
hex4e4170a

82056970 has 16 divisors (see below), whose sum is σ = 147806208. Its totient is φ = 32799760.

The previous prime is 82056937. The next prime is 82056983. The reversal of 82056970 is 7965028.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24327 + ... + 27493.

It is an arithmetic number, because the mean of its divisors is an integer number (9237888).

Almost surely, 282056970 is an apocalyptic number.

82056970 is a deficient number, since it is larger than the sum of its proper divisors (65749238).

82056970 is a wasteful number, since it uses less digits than its factorization.

82056970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5765.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 82056970 is about 9058.5302339839. The cubic root of 82056970 is about 434.5487371191.

The spelling of 82056970 in words is "eighty-two million, fifty-six thousand, nine hundred seventy".

Divisors: 1 2 5 10 2591 3167 5182 6334 12955 15835 25910 31670 8205697 16411394 41028485 82056970