Base | Representation |
---|---|
bin | 10001110110110101111001… |
… | …011011010100000010100000 |
3 | 101022001220220000110200222201 |
4 | 101312311321123110002200 |
5 | 40243211213114213324 |
6 | 435010414523342544 |
7 | 22354001153236063 |
oct | 2166657133240240 |
9 | 338056800420881 |
10 | 78535514210464 |
11 | 230297a739a813 |
12 | 8984860981a54 |
13 | 34a8b3735b83c |
14 | 15571d3c488da |
15 | 912d50343444 |
hex | 476d796d40a0 |
78535514210464 has 24 divisors (see below), whose sum is σ = 161339262890400. Its totient is φ = 37560463317696.
The previous prime is 78535514210443. The next prime is 78535514210497. The reversal of 78535514210464 is 46401241553587.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53352930114 + ... + 53352931585.
It is an arithmetic number, because the mean of its divisors is an integer number (6722469287100).
Almost surely, 278535514210464 is an apocalyptic number.
It is an amenable number.
78535514210464 is an abundant number, since it is smaller than the sum of its proper divisors (82803748679936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78535514210464 is a wasteful number, since it uses less digits than its factorization.
78535514210464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106705861732 (or 106705861724 counting only the distinct ones).
The product of its (nonzero) digits is 16128000, while the sum is 55.
The spelling of 78535514210464 in words is "seventy-eight trillion, five hundred thirty-five billion, five hundred fourteen million, two hundred ten thousand, four hundred sixty-four".
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