Base | Representation |
---|---|
bin | 1001110011000101… |
… | …1110011110001000 |
3 | 20210022012210110010 |
4 | 2130301132132020 |
5 | 20341313344220 |
6 | 1112554351520 |
7 | 122115314640 |
oct | 23461363610 |
9 | 6708183403 |
10 | 2630215560 |
11 | 112a762975 |
12 | 614a2b5a0 |
13 | 32bbc208b |
14 | 1ad469520 |
15 | 105d9d1e0 |
hex | 9cc5e788 |
2630215560 has 64 divisors (see below), whose sum is σ = 9017884800. Its totient is φ = 601191936.
The previous prime is 2630215547. The next prime is 2630215561. The reversal of 2630215560 is 655120362.
2630215560 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×26302155602 = 13836067784132227200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (2630215561) 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, 1564765 + ... + 1566444.
It is an arithmetic number, because the mean of its divisors is an integer number (140904450).
Almost surely, 22630215560 is an apocalyptic number.
2630215560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2630215560 is an abundant number, since it is smaller than the sum of its proper divisors (6387669240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2630215560 is a wasteful number, since it uses less digits than its factorization.
2630215560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3131230 (or 3131226 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 30.
The square root of 2630215560 is about 51285.6272263487. The cubic root of 2630215560 is about 1380.3750923253.
The spelling of 2630215560 in words is "two billion, six hundred thirty million, two hundred fifteen thousand, five hundred sixty".
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