Base | Representation |
---|---|
bin | 1101111001111… |
… | …01000011100011 |
3 | 22010111000202210 |
4 | 12330331003203 |
5 | 214330021034 |
6 | 15324013203 |
7 | 2614304124 |
oct | 674750343 |
9 | 263430683 |
10 | 116642019 |
11 | 5a92896a |
12 | 33091203 |
13 | 1b21c660 |
14 | 116c404b |
15 | a3908e9 |
hex | 6f3d0e3 |
116642019 has 16 divisors (see below), whose sum is σ = 172014752. Its totient is φ = 69838848.
The previous prime is 116642017. The next prime is 116642027. The reversal of 116642019 is 910246611.
It is a happy number.
It is not a de Polignac number, because 116642019 - 21 = 116642017 is a prime.
It is a super-2 number, since 2×1166420192 = 27210721192792722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (116642017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38974 + ... + 41859.
It is an arithmetic number, because the mean of its divisors is an integer number (10750922).
Almost surely, 2116642019 is an apocalyptic number.
116642019 is a deficient number, since it is larger than the sum of its proper divisors (55372733).
116642019 is a wasteful number, since it uses less digits than its factorization.
116642019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80886.
The product of its (nonzero) digits is 2592, while the sum is 30.
The square root of 116642019 is about 10800.0934718177. The cubic root of 116642019 is about 488.5979901113.
The spelling of 116642019 in words is "one hundred sixteen million, six hundred forty-two thousand, nineteen".
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