Base | Representation |
---|---|
bin | 1100110011101… |
… | …10001110001010 |
3 | 21111011110120201 |
4 | 12121312032022 |
5 | 210001021421 |
6 | 14354442414 |
7 | 2443134124 |
oct | 631661612 |
9 | 244143521 |
10 | 107438986 |
11 | 55712556 |
12 | 2bb9340a |
13 | 19349785 |
14 | 103aa214 |
15 | 9673b91 |
hex | 667638a |
107438986 has 4 divisors (see below), whose sum is σ = 161158482. Its totient is φ = 53719492.
The previous prime is 107438971. The next prime is 107438987. The reversal of 107438986 is 689834701.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 80658361 + 26780625 = 8981^2 + 5175^2 .
It is not an unprimeable number, because it can be changed into a prime (107438987) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26859745 + ... + 26859748.
Almost surely, 2107438986 is an apocalyptic number.
107438986 is a deficient number, since it is larger than the sum of its proper divisors (53719496).
107438986 is an equidigital number, since it uses as much as digits as its factorization.
107438986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53719495.
The product of its (nonzero) digits is 290304, while the sum is 46.
The square root of 107438986 is about 10365.2779026903. The cubic root of 107438986 is about 475.3942964276.
The spelling of 107438986 in words is "one hundred seven million, four hundred thirty-eight thousand, nine hundred eighty-six".
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