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107238069 = 3211915341
BaseRepresentation
bin1100110010001…
…01001010110101
321110210020222100
412121011022311
5204423104234
614350252313
72441336301
oct631051265
9243706870
10107238069
1155595604
122bab7099
13192a91a3
1410356d01
159634399
hex66452b5

107238069 has 6 divisors (see below), whose sum is σ = 154899446. Its totient is φ = 71492040.

The previous prime is 107238013. The next prime is 107238073. The reversal of 107238069 is 960832701.

It can be written as a sum of positive squares in only one way, i.e., 82137969 + 25100100 = 9063^2 + 5010^2 .

It is not a de Polignac number, because 107238069 - 225 = 73683637 is a prime.

It is a super-2 number, since 2×1072380692 = 23000006885697522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107238169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5957662 + ... + 5957679.

Almost surely, 2107238069 is an apocalyptic number.

It is an amenable number.

107238069 is a deficient number, since it is larger than the sum of its proper divisors (47661377).

107238069 is a wasteful number, since it uses less digits than its factorization.

107238069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11915347 (or 11915344 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 107238069 is about 10355.5815384748. The cubic root of 107238069 is about 475.0977734095.

The spelling of 107238069 in words is "one hundred seven million, two hundred thirty-eight thousand, sixty-nine".

Divisors: 1 3 9 11915341 35746023 107238069