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80354794 = 21330710067
BaseRepresentation
bin1001100101000…
…01110111101010
312121012110001111
410302201313222
5131032323134
611550140534
71664001352
oct462416752
9177173044
1080354794
11413a3823
1222ab174a
1313855a20
14a959b62
1570c3c64
hex4ca1dea

80354794 has 16 divisors (see below), whose sum is σ = 130239648. Its totient is φ = 36962352.

The previous prime is 80354783. The next prime is 80354803. The reversal of 80354794 is 49745308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2949 + ... + 13015.

It is an arithmetic number, because the mean of its divisors is an integer number (8139978).

Almost surely, 280354794 is an apocalyptic number.

80354794 is a deficient number, since it is larger than the sum of its proper divisors (49884854).

80354794 is a wasteful number, since it uses less digits than its factorization.

80354794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10389.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 80354794 is about 8964.0835560586. The cubic root of 80354794 is about 431.5229824124.

The spelling of 80354794 in words is "eighty million, three hundred fifty-four thousand, seven hundred ninety-four".

Divisors: 1 2 13 26 307 614 3991 7982 10067 20134 130871 261742 3090569 6181138 40177397 80354794