Base | Representation |
---|---|
bin | 11001000110111100… |
… | …110000001000011000 |
3 | 2120120220020202002200 |
4 | 121012330300020120 |
5 | 420203243302210 |
6 | 20215121130200 |
7 | 1643045235513 |
oct | 310674601030 |
9 | 76526222080 |
10 | 26960134680 |
11 | 10485325246 |
12 | 5284a89960 |
13 | 270866341b |
14 | 143a825d7a |
15 | a7bd0d0c0 |
hex | 646f30218 |
26960134680 has 96 divisors (see below), whose sum is σ = 87852070800. Its totient is φ = 7170363648.
The previous prime is 26960134639. The next prime is 26960134699. The reversal of 26960134680 is 8643106962.
26960134680 is a `hidden beast` number, since 2 + 6 + 9 + 601 + 34 + 6 + 8 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
26960134680 is a modest number, since divided by 134680 gives 26960 as remainder.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37642 + ... + 235238.
Almost surely, 226960134680 is an apocalyptic number.
26960134680 is a gapful number since it is divisible by the number (20) 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 26960134680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43926035400).
26960134680 is an abundant number, since it is smaller than the sum of its proper divisors (60891936120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26960134680 is a wasteful number, since it uses less digits than its factorization.
26960134680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197993 (or 197986 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 45.
The spelling of 26960134680 in words is "twenty-six billion, nine hundred sixty million, one hundred thirty-four thousand, six hundred eighty".
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