Base | Representation |
---|---|
bin | 100100010111101000… |
… | …0110101110010101010 |
3 | 21110121002100201121001 |
4 | 1020233100311302222 |
5 | 2234423200330424 |
6 | 55514004305214 |
7 | 5433310031140 |
oct | 1105720656252 |
9 | 243532321531 |
10 | 78102355114 |
11 | 3013981a423 |
12 | 131783a220a |
13 | 7498c47214 |
14 | 3accb25590 |
15 | 2071ac8844 |
hex | 122f435caa |
78102355114 has 32 divisors (see below), whose sum is σ = 134667878400. Its totient is φ = 33278109360.
The previous prime is 78102355099. The next prime is 78102355117. The reversal of 78102355114 is 41155320187.
It is not an unprimeable number, because it can be changed into a prime (78102355117) 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, 5284467 + ... + 5299225.
It is an arithmetic number, because the mean of its divisors is an integer number (4208371200).
Almost surely, 278102355114 is an apocalyptic number.
78102355114 is a deficient number, since it is larger than the sum of its proper divisors (56565523286).
78102355114 is a wasteful number, since it uses less digits than its factorization.
78102355114 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16938.
The product of its (nonzero) digits is 33600, while the sum is 37.
The spelling of 78102355114 in words is "seventy-eight billion, one hundred two million, three hundred fifty-five thousand, one hundred fourteen".
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