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58000278 = 2371380959
BaseRepresentation
bin1101110101000…
…0001110010110
311001010201102110
43131100032112
5104322002103
65431051450
71302665010
oct335201626
9131121373
1058000278
112a815516
1217510b86
13c0299bb
1479bb1b0
15515a403
hex3750396

58000278 has 16 divisors (see below), whose sum is σ = 132572160. Its totient is φ = 16571496.

The previous prime is 58000253. The next prime is 58000279. The reversal of 58000278 is 87200085.

58000278 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58000279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 690438 + ... + 690521.

It is an arithmetic number, because the mean of its divisors is an integer number (8285760).

Almost surely, 258000278 is an apocalyptic number.

58000278 is an abundant number, since it is smaller than the sum of its proper divisors (74571882).

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

58000278 is a wasteful number, since it uses less digits than its factorization.

58000278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380971.

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 58000278 is about 7615.7913574362. The cubic root of 58000278 is about 387.0882825122.

The spelling of 58000278 in words is "fifty-eight million, two hundred seventy-eight", and thus it is an aban number.

Divisors: 1 2 3 6 7 14 21 42 1380959 2761918 4142877 8285754 9666713 19333426 29000139 58000278