Base | Representation |
---|---|
bin | 1100110101001… |
… | …11110101111111 |
3 | 21111112210101121 |
4 | 12122213311333 |
5 | 210024022424 |
6 | 14403051411 |
7 | 2444641525 |
oct | 632476577 |
9 | 244483347 |
10 | 107642239 |
11 | 55841231 |
12 | 30070b67 |
13 | 193bb143 |
14 | 10420315 |
15 | 96b3ee4 |
hex | 66a7d7f |
107642239 has 4 divisors (see below), whose sum is σ = 113307640. Its totient is φ = 101976840.
The previous prime is 107642221. The next prime is 107642251. The reversal of 107642239 is 932246701.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 107642239 - 27 = 107642111 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (107642539) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2832672 + ... + 2832709.
It is an arithmetic number, because the mean of its divisors is an integer number (28326910).
Almost surely, 2107642239 is an apocalyptic number.
107642239 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
107642239 is a deficient number, since it is larger than the sum of its proper divisors (5665401).
107642239 is an equidigital number, since it uses as much as digits as its factorization.
107642239 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5665400.
The product of its (nonzero) digits is 18144, while the sum is 34.
The square root of 107642239 is about 10375.0777828410. The cubic root of 107642239 is about 475.6938911172.
The spelling of 107642239 in words is "one hundred seven million, six hundred forty-two thousand, two hundred thirty-nine".
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