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142934302 = 2719537347
BaseRepresentation
bin10001000010100…
…00000100011110
3100221221211000001
420201100010132
5243042344202
622103324514
73353631040
oct1041200436
9327854001
10142934302
1173756725
123ba5073a
13237c6b14
1414da9a90
15c835d87
hex885011e

142934302 has 16 divisors (see below), whose sum is σ = 257927040. Its totient is φ = 58033368.

The previous prime is 142934287. The next prime is 142934327. The reversal of 142934302 is 203439241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268408 + ... + 268939.

It is an arithmetic number, because the mean of its divisors is an integer number (16120440).

Almost surely, 2142934302 is an apocalyptic number.

142934302 is a deficient number, since it is larger than the sum of its proper divisors (114992738).

142934302 is a wasteful number, since it uses less digits than its factorization.

142934302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537375.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 142934302 is about 11955.5134561423. The cubic root of 142934302 is about 522.8520579326.

The spelling of 142934302 in words is "one hundred forty-two million, nine hundred thirty-four thousand, three hundred two".

Divisors: 1 2 7 14 19 38 133 266 537347 1074694 3761429 7522858 10209593 20419186 71467151 142934302