Base | Representation |
---|---|
bin | 1100100000011… |
… | …01010000101001 |
3 | 21022102002002102 |
4 | 12100031100221 |
5 | 203324140123 |
6 | 14224343145 |
7 | 2412510431 |
oct | 620152051 |
9 | 238362072 |
10 | 104911913 |
11 | 54246967 |
12 | 2b174ab5 |
13 | 18973472 |
14 | dd0d2c1 |
15 | 9325028 |
hex | 640d429 |
104911913 has 6 divisors (see below), whose sum is σ = 111446526. Its totient is φ = 98740352.
The previous prime is 104911903. The next prime is 104911927. The reversal of 104911913 is 319119401.
It can be written as a sum of positive squares in 3 ways, for example, as 37063744 + 67848169 = 6088^2 + 8237^2 .
It is not a de Polignac number, because 104911913 - 220 = 103863337 is a prime.
It is a super-2 number, since 2×1049119132 = 22013018978639138, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (104911903) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 181220 + ... + 181797.
It is an arithmetic number, because the mean of its divisors is an integer number (18574421).
Almost surely, 2104911913 is an apocalyptic number.
It is an amenable number.
104911913 is a deficient number, since it is larger than the sum of its proper divisors (6534613).
104911913 is an equidigital number, since it uses as much as digits as its factorization.
104911913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 363051 (or 363034 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 29.
The square root of 104911913 is about 10242.6516586282. The cubic root of 104911913 is about 471.6374349289.
The spelling of 104911913 in words is "one hundred four million, nine hundred eleven thousand, nine hundred thirteen".
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