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58683505 = 541293977
BaseRepresentation
bin1101111111011…
…1000001110001
311002102102122011
43133313001301
5110010333010
65453442521
71311541636
oct337670161
9132372564
1058683505
1130141871
12177a0441
13c20898a
147b1818d
155242a8a
hex37f7071

58683505 has 16 divisors (see below), whose sum is σ = 72458064. Its totient is φ = 45598720.

The previous prime is 58683497. The next prime is 58683509. The reversal of 58683505 is 50538685.

It can be written as a sum of positive squares in 8 ways, for example, as 2027776 + 56655729 = 1424^2 + 7527^2 .

It is not a de Polignac number, because 58683505 - 23 = 58683497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58683509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59577 + ... + 60553.

It is an arithmetic number, because the mean of its divisors is an integer number (4528629).

Almost surely, 258683505 is an apocalyptic number.

It is an amenable number.

58683505 is a deficient number, since it is larger than the sum of its proper divisors (13774559).

58683505 is a wasteful number, since it uses less digits than its factorization.

58683505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316.

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 58683505 is about 7660.5159747892. The cubic root of 58683505 is about 388.6022835975.

The spelling of 58683505 in words is "fifty-eight million, six hundred eighty-three thousand, five hundred five".

Divisors: 1 5 41 205 293 977 1465 4885 12013 40057 60065 200285 286261 1431305 11736701 58683505