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82275756 = 22347145879
BaseRepresentation
bin1001110011101…
…10110110101100
312201211001010020
410321312312230
5132030311011
612055242140
72016222003
oct471666654
9181731106
1082275756
1142495aa2
1223679350
13140791a4
14acd9c3a
157353006
hex4e76dac

82275756 has 24 divisors (see below), whose sum is σ = 196062720. Its totient is φ = 26841552.

The previous prime is 82275751. The next prime is 82275797. The reversal of 82275756 is 65757228.

It is not an unprimeable number, because it can be changed into a prime (82275751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72376 + ... + 73503.

It is an arithmetic number, because the mean of its divisors is an integer number (8169280).

Almost surely, 282275756 is an apocalyptic number.

It is an amenable number.

82275756 is an abundant number, since it is smaller than the sum of its proper divisors (113786964).

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

82275756 is a wasteful number, since it uses less digits than its factorization.

82275756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145933 (or 145931 counting only the distinct ones).

The product of its digits is 235200, while the sum is 42.

The square root of 82275756 is about 9070.5984367075. The cubic root of 82275756 is about 434.9346024028.

The spelling of 82275756 in words is "eighty-two million, two hundred seventy-five thousand, seven hundred fifty-six".

Divisors: 1 2 3 4 6 12 47 94 141 188 282 564 145879 291758 437637 583516 875274 1750548 6856313 13712626 20568939 27425252 41137878 82275756