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80258952 = 23316212063
BaseRepresentation
bin1001100100010…
…10011110001000
312121000120120210
410302022132020
5131021241302
611544121120
71663122054
oct462123610
9177016523
1080258952
1141338814
1222a661a0
1313821207
14a932c64
1570a566c
hex4c8a788

80258952 has 32 divisors (see below), whose sum is σ = 200868480. Its totient is φ = 26723520.

The previous prime is 80258929. The next prime is 80258953. The reversal of 80258952 is 25985208.

It is a super-2 number, since 2×802589522 = 12882998752276608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 80258952.

It is not an unprimeable number, because it can be changed into a prime (80258953) 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 7 ways as a sum of consecutive naturals, for example, 37873 + ... + 39935.

It is an arithmetic number, because the mean of its divisors is an integer number (6277140).

Almost surely, 280258952 is an apocalyptic number.

It is an amenable number.

80258952 is an abundant number, since it is smaller than the sum of its proper divisors (120609528).

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

80258952 is a wasteful number, since it uses less digits than its factorization.

80258952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3693 (or 3689 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 39.

The square root of 80258952 is about 8958.7360715672. The cubic root of 80258952 is about 431.3513499245.

The spelling of 80258952 in words is "eighty million, two hundred fifty-eight thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 1621 2063 3242 4126 4863 6189 6484 8252 9726 12378 12968 16504 19452 24756 38904 49512 3344123 6688246 10032369 13376492 20064738 26752984 40129476 80258952