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80337445 = 546334703
BaseRepresentation
bin1001100100111…
…01101000100101
312121011120020221
410302131220211
5131031244240
611545524341
71663566646
oct462355045
9177146227
1080337445
1141391791
1222aa36b1
131384ab66
14a9536cd
1570bda4a
hex4c9da25

80337445 has 8 divisors (see below), whose sum is σ = 96615936. Its totient is φ = 64129296.

The previous prime is 80337431. The next prime is 80337451. The reversal of 80337445 is 54473308.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 80337445 - 29 = 80336933 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80337445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15037 + ... + 19666.

It is an arithmetic number, because the mean of its divisors is an integer number (12076992).

Almost surely, 280337445 is an apocalyptic number.

It is an amenable number.

80337445 is a deficient number, since it is larger than the sum of its proper divisors (16278491).

80337445 is a wasteful number, since it uses less digits than its factorization.

80337445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35171.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 80337445 is about 8963.1158086906. The cubic root of 80337445 is about 431.4919241905.

The spelling of 80337445 in words is "eighty million, three hundred thirty-seven thousand, four hundred forty-five".

Divisors: 1 5 463 2315 34703 173515 16067489 80337445