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138003762 = 23133115689
BaseRepresentation
bin10000011100111…
…00010100110010
3100121200022120110
420032130110302
5240312110022
621405522150
73264004221
oct1016342462
9317608513
10138003762
11709992a6
123a273356
132278b840
1414484cb8
15c1b000c
hex839c532

138003762 has 32 divisors (see below), whose sum is σ = 298247040. Its totient is φ = 42318720.

The previous prime is 138003737. The next prime is 138003763. The reversal of 138003762 is 267300831.

It is not an unprimeable number, because it can be changed into a prime (138003763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21414 + ... + 27102.

It is an arithmetic number, because the mean of its divisors is an integer number (9320220).

Almost surely, 2138003762 is an apocalyptic number.

138003762 is an abundant number, since it is smaller than the sum of its proper divisors (160243278).

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

138003762 is a wasteful number, since it uses less digits than its factorization.

138003762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6018.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 138003762 is about 11747.5002447329. The cubic root of 138003762 is about 516.7696210141.

The spelling of 138003762 in words is "one hundred thirty-eight million, three thousand, seven hundred sixty-two".

Divisors: 1 2 3 6 13 26 39 78 311 622 933 1866 4043 5689 8086 11378 12129 17067 24258 34134 73957 147914 221871 443742 1769279 3538558 5307837 10615674 23000627 46001254 69001881 138003762