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142237360 = 2456129147
BaseRepresentation
bin10000111101001…
…01111010110000
3100220122101222101
420132211322300
5242403043420
622040350144
73344666116
oct1036457260
9326571871
10142237360
1173320041
123b775354
1323611825
1414c67ab6
15c74960a
hex87a5eb0

142237360 has 40 divisors (see below), whose sum is σ = 336134736. Its totient is φ = 55960320.

The previous prime is 142237309. The next prime is 142237379. The reversal of 142237360 is 63732241.

142237360 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9694 + ... + 19453.

Almost surely, 2142237360 is an apocalyptic number.

142237360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142237360 is an abundant number, since it is smaller than the sum of its proper divisors (193897376).

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

142237360 is a wasteful number, since it uses less digits than its factorization.

142237360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29221 (or 29215 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 142237360 is about 11926.3305337392. The cubic root of 142237360 is about 522.0008709977. Note that the first 3 decimals are identical.

The spelling of 142237360 in words is "one hundred forty-two million, two hundred thirty-seven thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 61 80 122 244 305 488 610 976 1220 2440 4880 29147 58294 116588 145735 233176 291470 466352 582940 1165880 1777967 2331760 3555934 7111868 8889835 14223736 17779670 28447472 35559340 71118680 142237360