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58801985 = 5111069127
BaseRepresentation
bin1110000001001…
…1111101000001
311002122110011022
43200103331001
5110023130420
65500155225
71312544234
oct340237501
9132573138
1058801985
1130212890
1217838b15
13c24a898
147b4941b
155267c25
hex3813f41

58801985 has 8 divisors (see below), whose sum is σ = 76977216. Its totient is φ = 42765040.

The previous prime is 58801949. The next prime is 58801999. The reversal of 58801985 is 58910885.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 58801985 - 210 = 58800961 is a prime.

It is a Duffinian number.

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, 534509 + ... + 534618.

It is an arithmetic number, because the mean of its divisors is an integer number (9622152).

Almost surely, 258801985 is an apocalyptic number.

58801985 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

58801985 is a deficient number, since it is larger than the sum of its proper divisors (18175231).

58801985 is a wasteful number, since it uses less digits than its factorization.

58801985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069143.

The product of its (nonzero) digits is 115200, while the sum is 44.

The square root of 58801985 is about 7668.2452360367. The cubic root of 58801985 is about 388.8636327211.

Subtracting 58801985 from its reverse (58910885), we obtain a square (108900 = 3302).

The spelling of 58801985 in words is "fifty-eight million, eight hundred one thousand, nine hundred eighty-five".

Divisors: 1 5 11 55 1069127 5345635 11760397 58801985