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80490022 = 2293737507
BaseRepresentation
bin1001100110000…
…10111000100110
312121110022112221
410303002320212
5131101140042
611553102554
71665103534
oct463027046
9177408487
1080490022
1141486388
1222b57a5a
13138a2442
14a993154
1570edd67
hex4cc2e26

80490022 has 16 divisors (see below), whose sum is σ = 128277360. Its totient is φ = 37806048.

The previous prime is 80490017. The next prime is 80490029. The reversal of 80490022 is 22009408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80490029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16608 + ... + 20899.

It is an arithmetic number, because the mean of its divisors is an integer number (8017335).

Almost surely, 280490022 is an apocalyptic number.

80490022 is a deficient number, since it is larger than the sum of its proper divisors (47787338).

80490022 is a wasteful number, since it uses less digits than its factorization.

80490022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37575.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 80490022 is about 8971.6231530309. The cubic root of 80490022 is about 431.7649148189.

The spelling of 80490022 in words is "eighty million, four hundred ninety thousand, twenty-two".

Divisors: 1 2 29 37 58 74 1073 2146 37507 75014 1087703 1387759 2175406 2775518 40245011 80490022