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80338042 = 2192114159
BaseRepresentation
bin1001100100111…
…01110001111010
312121011121002001
410302131301322
5131031304132
611545531214
71663601461
oct462356172
9177147061
1080338042
1141392184
1222aa3b0a
131384b205
14a9539d8
1570bdce7
hex4c9dc7a

80338042 has 8 divisors (see below), whose sum is σ = 126849600. Its totient is φ = 38054844.

The previous prime is 80338021. The next prime is 80338109. The reversal of 80338042 is 24083308.

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

It is a self number, because there is not a number n which added to its sum of digits gives 80338042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1057042 + ... + 1057117.

It is an arithmetic number, because the mean of its divisors is an integer number (15856200).

Almost surely, 280338042 is an apocalyptic number.

80338042 is a deficient number, since it is larger than the sum of its proper divisors (46511558).

80338042 is a wasteful number, since it uses less digits than its factorization.

80338042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2114180.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 80338042 is about 8963.1491117799. The cubic root of 80338042 is about 431.4929930156.

The spelling of 80338042 in words is "eighty million, three hundred thirty-eight thousand, forty-two".

Divisors: 1 2 19 38 2114159 4228318 40169021 80338042