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80263442 = 275733103
BaseRepresentation
bin1001100100010…
…11100100010010
312121000210202002
410302023210102
5131021412232
611544154002
71663141130
oct462134422
9177023662
1080263442
1141341126
1222a68902
131382327c
14a934750
1570a6b62
hex4c8b912

80263442 has 8 divisors (see below), whose sum is σ = 137594496. Its totient is φ = 34398612.

The previous prime is 80263439. The next prime is 80263453. The reversal of 80263442 is 24436208.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2866538 + ... + 2866565.

It is an arithmetic number, because the mean of its divisors is an integer number (17199312).

Almost surely, 280263442 is an apocalyptic number.

80263442 is a deficient number, since it is larger than the sum of its proper divisors (57331054).

80263442 is a wasteful number, since it uses less digits than its factorization.

80263442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5733112.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 80263442 is about 8958.9866614478. The cubic root of 80263442 is about 431.3593936022.

The spelling of 80263442 in words is "eighty million, two hundred sixty-three thousand, four hundred forty-two".

Divisors: 1 2 7 14 5733103 11466206 40131721 80263442