Base | Representation |
---|---|
bin | 110001111000… |
… | …1111111001000 |
3 | 1211012220122210 |
4 | 1203301333020 |
5 | 23144011000 |
6 | 2332345120 |
7 | 435221322 |
oct | 143617710 |
9 | 54186583 |
10 | 26157000 |
11 | 13846161 |
12 | 89151a0 |
13 | 555aa1c |
14 | 368c612 |
15 | 246a350 |
hex | 18f1fc8 |
26157000 has 64 divisors (see below), whose sum is σ = 81619200. Its totient is φ = 6974400.
The previous prime is 26156987. The next prime is 26157007. The reversal of 26157000 is 75162.
It is not an unprimeable number, because it can be changed into a prime (26157007) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1360 + ... + 7359.
It is an arithmetic number, because the mean of its divisors is an integer number (1275300).
Almost surely, 226157000 is an apocalyptic number.
26157000 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 26157000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40809600).
26157000 is an abundant number, since it is smaller than the sum of its proper divisors (55462200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26157000 is a wasteful number, since it uses less digits than its factorization.
26157000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8743 (or 8729 counting only the distinct ones).
The product of its (nonzero) digits is 420, while the sum is 21.
The square root of 26157000 is about 5114.3914594016. The cubic root of 26157000 is about 296.8447078972.
The spelling of 26157000 in words is "twenty-six million, one hundred fifty-seven thousand".
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