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142125088 = 257290641
BaseRepresentation
bin10000111100010…
…10100000100000
3100220102200222011
420132022200200
5242341000323
622034122304
73344020600
oct1036124040
9326380864
10142125088
1173253756
123b720394
13235a26b1
1414c38c00
15c72620d
hex878a820

142125088 has 36 divisors (see below), whose sum is σ = 325495422. Its totient is φ = 60910080.

The previous prime is 142125077. The next prime is 142125127. The reversal of 142125088 is 880521241.

It can be written as a sum of positive squares in only one way, i.e., 96589584 + 45535504 = 9828^2 + 6748^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43753 + ... + 46888.

Almost surely, 2142125088 is an apocalyptic number.

It is an amenable number.

142125088 is an abundant number, since it is smaller than the sum of its proper divisors (183370334).

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

142125088 is an equidigital number, since it uses as much as digits as its factorization.

142125088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90665 (or 90650 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 31.

The square root of 142125088 is about 11921.6227083397. The cubic root of 142125088 is about 521.8634914598.

The spelling of 142125088 in words is "one hundred forty-two million, one hundred twenty-five thousand, eighty-eight".

Divisors: 1 2 4 7 8 14 16 28 32 49 56 98 112 196 224 392 784 1568 90641 181282 362564 634487 725128 1268974 1450256 2537948 2900512 4441409 5075896 8882818 10151792 17765636 20303584 35531272 71062544 142125088