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142088008 = 23113157177
BaseRepresentation
bin10000111100000…
…01011101001000
3100220100211002211
420132001131020
5242333304013
622033234504
73343504516
oct1036013510
9326324084
10142088008
1173228907
123b702a34
132358b85a
1414c294b6
15c71a23d
hex8781748

142088008 has 16 divisors (see below), whose sum is σ = 268774380. Its totient is φ = 70414848.

The previous prime is 142087999. The next prime is 142088017. The reversal of 142088008 is 800880241.

It is an interprime number because it is at equal distance from previous prime (142087999) and next prime (142088017).

It can be written as a sum of positive squares in 2 ways, for example, as 142038724 + 49284 = 11918^2 + 222^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77685 + ... + 79492.

Almost surely, 2142088008 is an apocalyptic number.

It is an amenable number.

142088008 is a deficient number, since it is larger than the sum of its proper divisors (126686372).

142088008 is a wasteful number, since it uses less digits than its factorization.

142088008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157296 (or 157292 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 31.

The square root of 142088008 is about 11920.0674494736. The cubic root of 142088008 is about 521.8181033170.

The spelling of 142088008 in words is "one hundred forty-two million, eighty-eight thousand, eight".

Divisors: 1 2 4 8 113 226 452 904 157177 314354 628708 1257416 17761001 35522002 71044004 142088008