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142552060 = 22571953591
BaseRepresentation
bin10000111111100…
…10101111111100
3100221020101122221
420133302233330
5242443131220
622051215124
73350446450
oct1037625774
9327211587
10142552060
1173515522
123b8a74a4
13236c1b41
1414d0a660
15c7ac9aa
hex87f2bfc

142552060 has 48 divisors (see below), whose sum is σ = 360138240. Its totient is φ = 46301760.

The previous prime is 142552051. The next prime is 142552087. The reversal of 142552060 is 60255241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24136 + ... + 29455.

It is an arithmetic number, because the mean of its divisors is an integer number (7502880).

Almost surely, 2142552060 is an apocalyptic number.

142552060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142552060 is an abundant number, since it is smaller than the sum of its proper divisors (217586180).

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

142552060 is a wasteful number, since it uses less digits than its factorization.

142552060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53626 (or 53624 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 142552060 is about 11939.5167406390. The cubic root of 142552060 is about 522.3855628748.

The spelling of 142552060 in words is "one hundred forty-two million, five hundred fifty-two thousand, sixty".

Divisors: 1 2 4 5 7 10 14 19 20 28 35 38 70 76 95 133 140 190 266 380 532 665 1330 2660 53591 107182 214364 267955 375137 535910 750274 1018229 1071820 1500548 1875685 2036458 3751370 4072916 5091145 7127603 7502740 10182290 14255206 20364580 28510412 35638015 71276030 142552060