Base | Representation |
---|---|
bin | 1001010011001… |
… | …10011010011011 |
3 | 12102210112020101 |
4 | 10221212122123 |
5 | 124432422412 |
6 | 11424040231 |
7 | 1635052243 |
oct | 451463233 |
9 | 172715211 |
10 | 78014107 |
11 | 40045176 |
12 | 22163077 |
13 | 132164c2 |
14 | a50ab23 |
15 | 6cb0457 |
hex | 4a6669b |
78014107 has 16 divisors (see below), whose sum is σ = 81648000. Its totient is φ = 74497984.
The previous prime is 78014099. The next prime is 78014113. The reversal of 78014107 is 70141087.
It is not a de Polignac number, because 78014107 - 23 = 78014099 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (78014707) 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, 435744 + ... + 435922.
It is an arithmetic number, because the mean of its divisors is an integer number (5103000).
Almost surely, 278014107 is an apocalyptic number.
78014107 is a deficient number, since it is larger than the sum of its proper divisors (3633893).
78014107 is a wasteful number, since it uses less digits than its factorization.
78014107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 410.
The product of its (nonzero) digits is 1568, while the sum is 28.
The square root of 78014107 is about 8832.5594818263. The cubic root of 78014107 is about 427.2916249060.
The spelling of 78014107 in words is "seventy-eight million, fourteen thousand, one hundred seven".
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