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58720460 = 2252936023
BaseRepresentation
bin1110000000000…
…0000011001100
311002111022022212
43200000003030
5110013023320
65454325552
71312054451
oct340000314
9132438285
1058720460
1130167607
12177b98b8
13c21c746
147b27828
15524d9c5
hex38000cc

58720460 has 12 divisors (see below), whose sum is σ = 123313008. Its totient is φ = 23488176.

The previous prime is 58720457. The next prime is 58720477. The reversal of 58720460 is 6402785.

It is a super-2 number, since 2×587204602 = 6896184845223200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1467992 + ... + 1468031.

It is an arithmetic number, because the mean of its divisors is an integer number (10276084).

Almost surely, 258720460 is an apocalyptic number.

It is an amenable number.

58720460 is an abundant number, since it is smaller than the sum of its proper divisors (64592548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

58720460 is a wasteful number, since it uses less digits than its factorization.

58720460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2936032 (or 2936030 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 58720460 is about 7662.9276389641. The cubic root of 58720460 is about 388.6838385078.

The spelling of 58720460 in words is "fifty-eight million, seven hundred twenty thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 2936023 5872046 11744092 14680115 29360230 58720460