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80090373 = 3112983689
BaseRepresentation
bin1001100011000…
…01010100000101
312120201000100010
410301201110011
5131000342443
611540340433
71661520426
oct461412405
9176630303
1080090373
11412330a0
12229a4719
131379256c
14a8cb64d
157070733
hex4c61505

80090373 has 16 divisors (see below), whose sum is σ = 120513600. Its totient is φ = 46865280.

The previous prime is 80090371. The next prime is 80090389. The reversal of 80090373 is 37309008.

It is not a de Polignac number, because 80090373 - 21 = 80090371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80090373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80090371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40888 + ... + 42801.

It is an arithmetic number, because the mean of its divisors is an integer number (7532100).

Almost surely, 280090373 is an apocalyptic number.

It is an amenable number.

80090373 is a deficient number, since it is larger than the sum of its proper divisors (40423227).

80090373 is a wasteful number, since it uses less digits than its factorization.

80090373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83732.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 80090373 is about 8949.3224883228. The cubic root of 80090373 is about 431.0491292198.

The spelling of 80090373 in words is "eighty million, ninety thousand, three hundred seventy-three".

Divisors: 1 3 11 29 33 87 319 957 83689 251067 920579 2426981 2761737 7280943 26696791 80090373