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142614052 = 2275093359
BaseRepresentation
bin10001000000000…
…01111000100100
3100221100112200221
420200001320210
5243002122202
622052414124
73351125260
oct1040017044
9327315627
10142614052
1173558059
123b917344
1323714119
1414d250a0
15c7c1037
hex8801e24

142614052 has 12 divisors (see below), whose sum is σ = 285228160. Its totient is φ = 61120296.

The previous prime is 142614049. The next prime is 142614061. The reversal of 142614052 is 250416241.

It is a happy number.

142614052 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

142614052 is an admirable number.

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, 2546652 + ... + 2546707.

Almost surely, 2142614052 is an apocalyptic number.

It is an amenable number.

142614052 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

142614052 is a wasteful number, since it uses less digits than its factorization.

142614052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5093370 (or 5093368 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 142614052 is about 11942.1125434322. The cubic root of 142614052 is about 522.4612756417.

The spelling of 142614052 in words is "one hundred forty-two million, six hundred fourteen thousand, fifty-two".

Divisors: 1 2 4 7 14 28 5093359 10186718 20373436 35653513 71307026 142614052