Base | Representation |
---|---|
bin | 11111101100001… |
… | …00000111011000 |
3 | 200112012121101212 |
4 | 33312010013120 |
5 | 1021023041442 |
6 | 42213402252 |
7 | 6405345056 |
oct | 1766040730 |
9 | 615177355 |
10 | 265830872 |
11 | 12706673a |
12 | 75039388 |
13 | 430c6298 |
14 | 2743b1d6 |
15 | 1850ea82 |
hex | fd841d8 |
265830872 has 64 divisors (see below), whose sum is σ = 541209600. Its totient is φ = 122087680.
The previous prime is 265830871. The next prime is 265830883. The reversal of 265830872 is 278038562.
265830872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (265830871) 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, 509972 + ... + 510492.
It is an arithmetic number, because the mean of its divisors is an integer number (8456400).
Almost surely, 2265830872 is an apocalyptic number.
It is an amenable number.
265830872 is an abundant number, since it is smaller than the sum of its proper divisors (275378728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
265830872 is a wasteful number, since it uses less digits than its factorization.
265830872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 656 (or 652 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 41.
The square root of 265830872 is about 16304.3206543542. The cubic root of 265830872 is about 642.9864268988.
The spelling of 265830872 in words is "two hundred sixty-five million, eight hundred thirty thousand, eight hundred seventy-two".
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