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58042218 = 2313757983
BaseRepresentation
bin1101110101101…
…0011101101010
311001012211221210
43131122131222
5104324322333
65432013550
71303231203
oct335323552
9131184853
1058042218
112a843a83
12175312b6
13c042b10
1479cc5aa
155167a63
hex375a76a

58042218 has 32 divisors (see below), whose sum is σ = 125306496. Its totient is φ = 17817408.

The previous prime is 58042213. The next prime is 58042223. The reversal of 58042218 is 81224085.

It is an interprime number because it is at equal distance from previous prime (58042213) and next prime (58042223).

It is not an unprimeable number, because it can be changed into a prime (58042211) 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, 58555 + ... + 59537.

It is an arithmetic number, because the mean of its divisors is an integer number (3915828).

Almost surely, 258042218 is an apocalyptic number.

58042218 is an abundant number, since it is smaller than the sum of its proper divisors (67264278).

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

58042218 is a wasteful number, since it uses less digits than its factorization.

58042218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1758.

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 58042218 is about 7618.5443491523. The cubic root of 58042218 is about 387.1815612093.

The spelling of 58042218 in words is "fifty-eight million, forty-two thousand, two hundred eighteen".

Divisors: 1 2 3 6 13 26 39 78 757 983 1514 1966 2271 2949 4542 5898 9841 12779 19682 25558 29523 38337 59046 76674 744131 1488262 2232393 4464786 9673703 19347406 29021109 58042218