Base | Representation |
---|---|
bin | 11000111010110010… |
… | …011111001110000100 |
3 | 2120001200100120222101 |
4 | 120322302133032010 |
5 | 414244031224010 |
6 | 20142552241444 |
7 | 1635020150056 |
oct | 307262371604 |
9 | 76050316871 |
10 | 26756117380 |
11 | 10390149003 |
12 | 52286a0284 |
13 | 26a5300725 |
14 | 141b6b98d6 |
15 | a68e5d73a |
hex | 63ac9f384 |
26756117380 has 24 divisors (see below), whose sum is σ = 56864812032. Its totient is φ = 10573501152.
The previous prime is 26756117299. The next prime is 26756117387. The reversal of 26756117380 is 8371165762.
It is a self number, because there is not a number n which added to its sum of digits gives 26756117380.
It is not an unprimeable number, because it can be changed into a prime (26756117387) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8057412 + ... + 8060731.
It is an arithmetic number, because the mean of its divisors is an integer number (2369367168).
Almost surely, 226756117380 is an apocalyptic number.
26756117380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
26756117380 is an abundant number, since it is smaller than the sum of its proper divisors (30108694652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26756117380 is a wasteful number, since it uses less digits than its factorization.
26756117380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16118235 (or 16118233 counting only the distinct ones).
The product of its (nonzero) digits is 423360, while the sum is 46.
The spelling of 26756117380 in words is "twenty-six billion, seven hundred fifty-six million, one hundred seventeen thousand, three hundred eighty".
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