Base | Representation |
---|---|
bin | 11110110111110100011011… |
… | …00000000101010100001100 |
3 | 22220101002102010222022002202 |
4 | 33123322031200011110030 |
5 | 32344241402013002122 |
6 | 400215334342141032 |
7 | 20204535315641450 |
oct | 1733721540052414 |
9 | 286332363868082 |
10 | 67888627078412 |
11 | 1a6a4450150998 |
12 | 774532ba21778 |
13 | 2bb5b406b81ca |
14 | 12a9b8172c660 |
15 | 7cae14128e92 |
hex | 3dbe8d80550c |
67888627078412 has 48 divisors (see below), whose sum is σ = 139451322259200. Its totient is φ = 28307875349952.
The previous prime is 67888627078403. The next prime is 67888627078453. The reversal of 67888627078412 is 21487072688876.
It is a Harshad number since it is a multiple of its sum of digits (74).
It is a self number, because there is not a number n which added to its sum of digits gives 67888627078412.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32233823 + ... + 34275305.
It is an arithmetic number, because the mean of its divisors is an integer number (2905235880400).
Almost surely, 267888627078412 is an apocalyptic number.
It is an amenable number.
67888627078412 is an abundant number, since it is smaller than the sum of its proper divisors (71562695180788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67888627078412 is a wasteful number, since it uses less digits than its factorization.
67888627078412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2073630 (or 2073628 counting only the distinct ones).
The product of its (nonzero) digits is 809238528, while the sum is 74.
The spelling of 67888627078412 in words is "sixty-seven trillion, eight hundred eighty-eight billion, six hundred twenty-seven million, seventy-eight thousand, four hundred twelve".
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