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60386142 = 23171931159
BaseRepresentation
bin1110011001011…
…0101101011110
311012121221012210
43212112231132
5110424324032
65554141250
71332162615
oct346265536
9135557183
1060386142
11310a5003
1218281826
13c68395b
14803c87c
15547c2cc
hex3996b5e

60386142 has 32 divisors (see below), whose sum is σ = 134611200. Its totient is φ = 17947008.

The previous prime is 60386129. The next prime is 60386143. The reversal of 60386142 is 24168306.

It is a super-2 number, since 2×603861422 = 7292972291288328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60386143) 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, 13642 + ... + 17517.

It is an arithmetic number, because the mean of its divisors is an integer number (4206600).

Almost surely, 260386142 is an apocalyptic number.

60386142 is an abundant number, since it is smaller than the sum of its proper divisors (74225058).

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

60386142 is a wasteful number, since it uses less digits than its factorization.

60386142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31200.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 60386142 is about 7770.8520768317. The cubic root of 60386142 is about 392.3247993546.

The spelling of 60386142 in words is "sixty million, three hundred eighty-six thousand, one hundred forty-two".

Divisors: 1 2 3 6 17 19 34 38 51 57 102 114 323 646 969 1938 31159 62318 93477 186954 529703 592021 1059406 1184042 1589109 1776063 3178218 3552126 10064357 20128714 30193071 60386142