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80252434 = 21311571951
BaseRepresentation
bin1001100100010…
…00111000010010
312121000020122101
410302020320102
5131021034214
611544031014
71663064053
oct462107022
9177006571
1080252434
1141333929
1222a6246a
131381b262
14a93072a
1570a3774
hex4c88e12

80252434 has 16 divisors (see below), whose sum is σ = 122132736. Its totient is φ = 39546000.

The previous prime is 80252429. The next prime is 80252467. The reversal of 80252434 is 43425208.

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, 40159 + ... + 42109.

It is an arithmetic number, because the mean of its divisors is an integer number (7633296).

Almost surely, 280252434 is an apocalyptic number.

80252434 is a deficient number, since it is larger than the sum of its proper divisors (41880302).

80252434 is a wasteful number, since it uses less digits than its factorization.

80252434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 80252434 is about 8958.3722851866. The cubic root of 80252434 is about 431.3396726218.

The spelling of 80252434 in words is "eighty million, two hundred fifty-two thousand, four hundred thirty-four".

Divisors: 1 2 131 157 262 314 1951 3902 20567 41134 255581 306307 511162 612614 40126217 80252434