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142042060 = 2257102103
BaseRepresentation
bin10000111011101…
…10001111001100
3100220021111002001
420131312033030
5242330321220
622032242044
73343223536
oct1035661714
9326244061
10142042060
11731a7336
123b6a0324
1323573974
1414c16856
15c70b80a
hex87763cc

142042060 has 12 divisors (see below), whose sum is σ = 298288368. Its totient is φ = 56816816.

The previous prime is 142042027. The next prime is 142042073. The reversal of 142042060 is 60240241.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3551032 + ... + 3551071.

It is an arithmetic number, because the mean of its divisors is an integer number (24857364).

Almost surely, 2142042060 is an apocalyptic number.

142042060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142042060 is an abundant number, since it is smaller than the sum of its proper divisors (156246308).

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

142042060 is a wasteful number, since it uses less digits than its factorization.

142042060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7102112 (or 7102110 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 142042060 is about 11918.1399555468. The cubic root of 142042060 is about 521.7618492543.

The spelling of 142042060 in words is "one hundred forty-two million, forty-two thousand, sixty".

Divisors: 1 2 4 5 10 20 7102103 14204206 28408412 35510515 71021030 142042060