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142627332 = 22311885611
BaseRepresentation
bin10001000000001…
…01001000000100
3100221101012220210
420200011020010
5243003033312
622052555420
73351212061
oct1040051004
9327335823
10142627332
1173567031
123b922b70
132371a193
1414d29c68
15c7c4e3c
hex8805204

142627332 has 12 divisors (see below), whose sum is σ = 332797136. Its totient is φ = 47542440.

The previous prime is 142627321. The next prime is 142627339. The reversal of 142627332 is 233726241.

142627332 is digitally balanced in base 3, 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 (12).

It is a self number, because there is not a number n which added to its sum of digits gives 142627332.

It is not an unprimeable number, because it can be changed into a prime (142627339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5942794 + ... + 5942817.

Almost surely, 2142627332 is an apocalyptic number.

142627332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142627332 is an abundant number, since it is smaller than the sum of its proper divisors (190169804).

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

142627332 is a wasteful number, since it uses less digits than its factorization.

142627332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11885618 (or 11885616 counting only the distinct ones).

The product of its digits is 12096, while the sum is 30.

The square root of 142627332 is about 11942.6685460160. The cubic root of 142627332 is about 522.4774920671.

The spelling of 142627332 in words is "one hundred forty-two million, six hundred twenty-seven thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 11885611 23771222 35656833 47542444 71313666 142627332