Base | Representation |
---|---|
bin | 11001000000010100… |
… | …110010111110100000 |
3 | 2120022011010101020200 |
4 | 121000110302332200 |
5 | 414441320403110 |
6 | 20200111105200 |
7 | 1640225466000 |
oct | 310024627640 |
9 | 76264111220 |
10 | 26848997280 |
11 | 10428617056 |
12 | 5253812200 |
13 | 26bb620451 |
14 | 1429b76000 |
15 | a721a86c0 |
hex | 640532fa0 |
26848997280 has 576 divisors, whose sum is σ = 112510944000. Its totient is φ = 5811886080.
The previous prime is 26848997249. The next prime is 26848997321. The reversal of 26848997280 is 8279984862.
26848997280 is a `hidden beast` number, since 2 + 6 + 8 + 489 + 9 + 72 + 80 = 666.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9383050 + ... + 9385910.
It is an arithmetic number, because the mean of its divisors is an integer number (195331500).
Almost surely, 226848997280 is an apocalyptic number.
26848997280 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 26848997280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56255472000).
26848997280 is an abundant number, since it is smaller than the sum of its proper divisors (85661946720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26848997280 is a wasteful number, since it uses less digits than its factorization.
26848997280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2922 (or 2897 counting only the distinct ones).
The product of its (nonzero) digits is 27869184, while the sum is 63.
The spelling of 26848997280 in words is "twenty-six billion, eight hundred forty-eight million, nine hundred ninety-seven thousand, two hundred eighty".
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