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80952222 = 23133133479
BaseRepresentation
bin1001101001100…
…11101110011110
312122022210120110
410310303232132
5131210432342
612011030450
72002040211
oct464635636
9178283513
1080952222
114177166a
122313b426
1313a04930
14aa73778
157190c9c
hex4d33b9e

80952222 has 32 divisors (see below), whose sum is σ = 179988480. Its totient is φ = 24104160.

The previous prime is 80952211. The next prime is 80952239. The reversal of 80952222 is 22225908.

It is a self number, because there is not a number n which added to its sum of digits gives 80952222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14322 + ... + 19157.

It is an arithmetic number, because the mean of its divisors is an integer number (5624640).

Almost surely, 280952222 is an apocalyptic number.

80952222 is an abundant number, since it is smaller than the sum of its proper divisors (99036258).

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

80952222 is a wasteful number, since it uses less digits than its factorization.

80952222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33528.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 80952222 is about 8997.3452751353. The cubic root of 80952222 is about 432.5897830023.

The spelling of 80952222 in words is "eighty million, nine hundred fifty-two thousand, two hundred twenty-two".

Divisors: 1 2 3 6 13 26 31 39 62 78 93 186 403 806 1209 2418 33479 66958 100437 200874 435227 870454 1037849 1305681 2075698 2611362 3113547 6227094 13492037 26984074 40476111 80952222