Base | Representation |
---|---|
bin | 11000111110000000… |
… | …101000000000000000 |
3 | 2120012110000222200000 |
4 | 120332000220000000 |
5 | 414401344430013 |
6 | 20152202400000 |
7 | 1636244362140 |
oct | 307600500000 |
9 | 76173028600 |
10 | 26810155008 |
11 | 104086a72aa |
12 | 5242800000 |
13 | 26b3570860 |
14 | 1424944920 |
15 | a6da84973 |
hex | 63e028000 |
26810155008 has 768 divisors, whose sum is σ = 101525773440. Its totient is φ = 6879707136.
The previous prime is 26810154967. The next prime is 26810155051. The reversal of 26810155008 is 80055101862.
26810155008 is a `hidden beast` number, since 26 + 81 + 0 + 1 + 550 + 0 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (768).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 724598766 + ... + 724598802.
Almost surely, 226810155008 is an apocalyptic number.
26810155008 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26810155008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50762886720).
26810155008 is an abundant number, since it is smaller than the sum of its proper divisors (74715618432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26810155008 is an frugal number, since it uses more digits than its factorization.
26810155008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102 (or 62 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 36.
The spelling of 26810155008 in words is "twenty-six billion, eight hundred ten million, one hundred fifty-five thousand, eight".
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