Base | Representation |
---|---|
bin | 11110010011110… |
… | …01001001010001 |
3 | 122201102022121222 |
4 | 33021321021101 |
5 | 1010042022401 |
6 | 41121254425 |
7 | 6205050212 |
oct | 1711711121 |
9 | 581368558 |
10 | 254251601 |
11 | 120577a9a |
12 | 71194415 |
13 | 408a0946 |
14 | 25aa5409 |
15 | 174c3c1b |
hex | f279251 |
254251601 has 4 divisors (see below), whose sum is σ = 255362100. Its totient is φ = 253141104.
The previous prime is 254251579. The next prime is 254251607. The reversal of 254251601 is 106152452.
254251601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 213598225 + 40653376 = 14615^2 + 6376^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-254251601 is a prime.
It is a super-2 number, since 2×2542516012 = 129287753222126402, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (254251607) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554906 + ... + 555363.
It is an arithmetic number, because the mean of its divisors is an integer number (63840525).
Almost surely, 2254251601 is an apocalyptic number.
It is an amenable number.
254251601 is a deficient number, since it is larger than the sum of its proper divisors (1110499).
254251601 is a wasteful number, since it uses less digits than its factorization.
254251601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1110498.
The product of its (nonzero) digits is 2400, while the sum is 26.
The square root of 254251601 is about 15945.2689221600. The cubic root of 254251601 is about 633.5115911587.
The spelling of 254251601 in words is "two hundred fifty-four million, two hundred fifty-one thousand, six hundred one".
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