Base | Representation |
---|---|
bin | 11100111111110… |
… | …100001001100101 |
3 | 1020220102021211000 |
4 | 130333310021211 |
5 | 1444020200400 |
6 | 120135103513 |
7 | 15025050210 |
oct | 3477641145 |
9 | 1226367730 |
10 | 486490725 |
11 | 22a67a756 |
12 | 116b11b99 |
13 | 79a35146 |
14 | 4887a777 |
15 | 2ca9a600 |
hex | 1cff4265 |
486490725 has 96 divisors (see below), whose sum is σ = 1075328000. Its totient is φ = 210651840.
The previous prime is 486490709. The next prime is 486490729. The reversal of 486490725 is 527094684.
It is a happy number.
It is not a de Polignac number, because 486490725 - 24 = 486490709 is a prime.
It is a super-2 number, since 2×4864907252 = 473346451022051250, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (486490729) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 87066 + ... + 92484.
Almost surely, 2486490725 is an apocalyptic number.
486490725 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
486490725 is an abundant number, since it is smaller than the sum of its proper divisors (588837275).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
486490725 is a wasteful number, since it uses less digits than its factorization.
486490725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5464 (or 5453 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 45.
The square root of 486490725 is about 22056.5347459659. The cubic root of 486490725 is about 786.4869513301.
The spelling of 486490725 in words is "four hundred eighty-six million, four hundred ninety thousand, seven hundred twenty-five".
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