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80955242 = 294742743
BaseRepresentation
bin1001101001101…
…00011101101010
312122022221201022
410310310131222
5131211031432
612011052442
72002052054
oct464643552
9178287638
1080955242
1141773965
1223141122
1313a06114
14aa748d4
157191b12
hex4d3476a

80955242 has 8 divisors (see below), whose sum is σ = 121563936. Its totient is φ = 40433932.

The previous prime is 80955227. The next prime is 80955247. The reversal of 80955242 is 24255908.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (80955247) 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, 19478 + ... + 23265.

It is an arithmetic number, because the mean of its divisors is an integer number (15195492).

Almost surely, 280955242 is an apocalyptic number.

80955242 is a deficient number, since it is larger than the sum of its proper divisors (40608694).

80955242 is a wasteful number, since it uses less digits than its factorization.

80955242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43692.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 80955242 is about 8997.5131008518. The cubic root of 80955242 is about 432.5951623271.

The spelling of 80955242 in words is "eighty million, nine hundred fifty-five thousand, two hundred forty-two".

Divisors: 1 2 947 1894 42743 85486 40477621 80955242