Base | Representation |
---|---|
bin | 11110010010111… |
… | …10000011010001 |
3 | 122201012200101202 |
4 | 33021132003101 |
5 | 1010030000000 |
6 | 41115040545 |
7 | 6204105524 |
oct | 1711360321 |
9 | 581180352 |
10 | 254140625 |
11 | 120501682 |
12 | 71140155 |
13 | 4086228b |
14 | 25a76bbb |
15 | 174a0dd5 |
hex | f25e0d1 |
254140625 has 16 divisors (see below), whose sum is σ = 317772624. Its totient is φ = 203250000.
The previous prime is 254140613. The next prime is 254140631. The reversal of 254140625 is 526041452.
254140625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 249260944 + 4879681 = 15788^2 + 2209^2 .
It is not a de Polignac number, because 254140625 - 212 = 254136529 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76499 + ... + 79751.
It is an arithmetic number, because the mean of its divisors is an integer number (19860789).
Almost surely, 2254140625 is an apocalyptic number.
254140625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
254140625 is a deficient number, since it is larger than the sum of its proper divisors (63631999).
254140625 is an frugal number, since it uses more digits than its factorization.
254140625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3288 (or 3258 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 29.
The square root of 254140625 is about 15941.7886386691. The cubic root of 254140625 is about 633.4194058150.
The spelling of 254140625 in words is "two hundred fifty-four million, one hundred forty thousand, six hundred twenty-five".
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