Base | Representation |
---|---|
bin | 11111000011101… |
… | …10100010011101 |
3 | 200011020102020110 |
4 | 33201312202131 |
5 | 1013144014011 |
6 | 41504040233 |
7 | 6312326424 |
oct | 1741664235 |
9 | 604212213 |
10 | 260532381 |
11 | 12407791a |
12 | 73303079 |
13 | 41c8c695 |
14 | 2685c2bb |
15 | 17d14ba6 |
hex | f87689d |
260532381 has 8 divisors (see below), whose sum is σ = 352561504. Its totient is φ = 171095760.
The previous prime is 260532379. The next prime is 260532413. The reversal of 260532381 is 183235062.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 260532381 - 21 = 260532379 is a prime.
It is a super-2 number, since 2×2605323812 = 135754243099058322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (260532581) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647890 + ... + 648291.
It is an arithmetic number, because the mean of its divisors is an integer number (44070188).
Almost surely, 2260532381 is an apocalyptic number.
It is an amenable number.
260532381 is a deficient number, since it is larger than the sum of its proper divisors (92029123).
260532381 is a wasteful number, since it uses less digits than its factorization.
260532381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1296251.
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 260532381 is about 16141.0154885001. The cubic root of 260532381 is about 638.6857641729.
The spelling of 260532381 in words is "two hundred sixty million, five hundred thirty-two thousand, three hundred eighty-one".
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