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107283138 = 23167107069
BaseRepresentation
bin1100110010100…
…00001011000010
321110212112210120
412121100023002
5204431030023
614351241110
72441614554
oct631201302
9243775716
10107283138
1155616456
122bb19196
13192c3861
14103694d4
1596428e3
hex66502c2

107283138 has 16 divisors (see below), whose sum is σ = 215853120. Its totient is φ = 35546576.

The previous prime is 107283133. The next prime is 107283203. The reversal of 107283138 is 831382701.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 107283099 and 107283108.

It is not an unprimeable number, because it can be changed into a prime (107283133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52533 + ... + 54536.

It is an arithmetic number, because the mean of its divisors is an integer number (13490820).

Almost surely, 2107283138 is an apocalyptic number.

107283138 is an abundant number, since it is smaller than the sum of its proper divisors (108569982).

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

107283138 is a wasteful number, since it uses less digits than its factorization.

107283138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107241.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 107283138 is about 10357.7573827542. The cubic root of 107283138 is about 475.1643206187.

The spelling of 107283138 in words is "one hundred seven million, two hundred eighty-three thousand, one hundred thirty-eight".

Divisors: 1 2 3 6 167 334 501 1002 107069 214138 321207 642414 17880523 35761046 53641569 107283138