Base | Representation |
---|---|
bin | 11001111000100000… |
… | …11111001011111000 |
3 | 1022212102111200002020 |
4 | 30330100133023320 |
5 | 211424314410023 |
6 | 10214512234440 |
7 | 1001231556204 |
oct | 147420371370 |
9 | 38772450066 |
10 | 13895856888 |
11 | 5990937a51 |
12 | 283983ba20 |
13 | 1405b77634 |
14 | 95b727b04 |
15 | 564e10de3 |
hex | 33c41f2f8 |
13895856888 has 64 divisors (see below), whose sum is σ = 35988433920. Its totient is φ = 4466515200.
The previous prime is 13895856839. The next prime is 13895856907. The reversal of 13895856888 is 88865859831.
It is a congruent number.
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, 175831 + ... + 242297.
It is an arithmetic number, because the mean of its divisors is an integer number (562319280).
Almost surely, 213895856888 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13895856888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17994216960).
13895856888 is an abundant number, since it is smaller than the sum of its proper divisors (22092577032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13895856888 is a wasteful number, since it uses less digits than its factorization.
13895856888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66788 (or 66784 counting only the distinct ones).
The product of its digits is 132710400, while the sum is 69.
The spelling of 13895856888 in words is "thirteen billion, eight hundred ninety-five million, eight hundred fifty-six thousand, eight hundred eighty-eight".
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