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80298074 = 253214293
BaseRepresentation
bin1001100100101…
…00000001011010
312121002120020202
410302110001122
5131024014244
611545022202
71663344113
oct462240132
9177076222
1080298074
114136514a
1222a84962
1313835c6c
14a94320a
1570b204e
hex4c9405a

80298074 has 12 divisors (see below), whose sum is σ = 122771166. Its totient is φ = 39388752.

The previous prime is 80298073. The next prime is 80298107. The reversal of 80298074 is 47089208.

It can be written as a sum of positive squares in 3 ways, for example, as 59985025 + 20313049 = 7745^2 + 4507^2 .

It is not an unprimeable number, because it can be changed into a prime (80298073) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1529 + ... + 12764.

Almost surely, 280298074 is an apocalyptic number.

80298074 is a deficient number, since it is larger than the sum of its proper divisors (42473092).

80298074 is a wasteful number, since it uses less digits than its factorization.

80298074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14401 (or 14348 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 80298074 is about 8960.9192608794. The cubic root of 80298074 is about 431.4214255397.

The spelling of 80298074 in words is "eighty million, two hundred ninety-eight thousand, seventy-four".

Divisors: 1 2 53 106 2809 5618 14293 28586 757529 1515058 40149037 80298074