Base | Representation |
---|---|
bin | 1100001110000111… |
… | …1100111110011111 |
3 | 22110121202111212210 |
4 | 3003201330332133 |
5 | 23204244121011 |
6 | 1301303331503 |
7 | 144202300263 |
oct | 30341747637 |
9 | 8417674783 |
10 | 3280457631 |
11 | 1433807410 |
12 | 776750b93 |
13 | 40382c2b9 |
14 | 2319700a3 |
15 | 142ee26a6 |
hex | c387cf9f |
3280457631 has 16 divisors (see below), whose sum is σ = 4861607040. Its totient is φ = 1950642720.
The previous prime is 3280457611. The next prime is 3280457651. The reversal of 3280457631 is 1367540823.
It is an interprime number because it is at equal distance from previous prime (3280457611) and next prime (3280457651).
It is not a de Polignac number, because 3280457631 - 27 = 3280457503 is a prime.
It is a super-2 number, since 2×32804576312 = 21522804537572264322, which contains 22 as substring.
It is a zygodrome in base 2.
It is a self number, because there is not a number n which added to its sum of digits gives 3280457631.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3280457611) 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, 936061 + ... + 939558.
It is an arithmetic number, because the mean of its divisors is an integer number (303850440).
Almost surely, 23280457631 is an apocalyptic number.
3280457631 is a deficient number, since it is larger than the sum of its proper divisors (1581149409).
3280457631 is a wasteful number, since it uses less digits than its factorization.
3280457631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1875686.
The product of its (nonzero) digits is 120960, while the sum is 39.
The square root of 3280457631 is about 57275.2794056912. The cubic root of 3280457631 is about 1485.8608651138.
The spelling of 3280457631 in words is "three billion, two hundred eighty million, four hundred fifty-seven thousand, six hundred thirty-one".
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