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142606323 = 32412931319
BaseRepresentation
bin10000111111111…
…11111111110011
3100221100011002200
420133333333303
5243001400243
622052314243
73351063606
oct1037777763
9327304080
10142606323
1173552272
123b912983
1323710752
1414d2233d
15c7bdad3
hex87ffff3

142606323 has 24 divisors (see below), whose sum is σ = 211891680. Its totient is φ = 92365440.

The previous prime is 142606309. The next prime is 142606327. The reversal of 142606323 is 323606241.

142606323 is a `hidden beast` number, since 1 + 4 + 26 + 0 + 632 + 3 = 666.

It is not a de Polignac number, because 142606323 - 24 = 142606307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142606327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107458 + ... + 108776.

It is an arithmetic number, because the mean of its divisors is an integer number (8828820).

Almost surely, 2142606323 is an apocalyptic number.

142606323 is a deficient number, since it is larger than the sum of its proper divisors (69285357).

142606323 is a wasteful number, since it uses less digits than its factorization.

142606323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659 (or 1656 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 142606323 is about 11941.7889363361. The cubic root of 142606323 is about 522.4518371698.

The spelling of 142606323 in words is "one hundred forty-two million, six hundred six thousand, three hundred twenty-three".

Divisors: 1 3 9 41 123 293 369 879 1319 2637 3957 11871 12013 36039 54079 108117 162237 386467 486711 1159401 3478203 15845147 47535441 142606323