Base | Representation |
---|---|
bin | 111111011111000… |
… | …1011111100010100 |
3 | 12111110101221122200 |
4 | 1332332023330110 |
5 | 13330314343220 |
6 | 551214124500 |
7 | 103534444116 |
oct | 17676137424 |
9 | 5443357580 |
10 | 2130231060 |
11 | 9a3507141 |
12 | 4b54b0730 |
13 | 27c444069 |
14 | 162cb93b6 |
15 | c7039890 |
hex | 7ef8bf14 |
2130231060 has 36 divisors (see below), whose sum is σ = 6461701428. Its totient is φ = 568061568.
The previous prime is 2130231023. The next prime is 2130231073. The reversal of 2130231060 is 601320312.
It can be written as a sum of positive squares in 2 ways, for example, as 1361167236 + 769063824 = 36894^2 + 27732^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5917129 + ... + 5917488.
Almost surely, 22130231060 is an apocalyptic number.
2130231060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2130231060 is an abundant number, since it is smaller than the sum of its proper divisors (4331470368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2130231060 is a wasteful number, since it uses less digits than its factorization.
2130231060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11834632 (or 11834627 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 2130231060 is about 46154.4262232779. The cubic root of 2130231060 is about 1286.6948742627.
Adding to 2130231060 its reverse (601320312), we get a palindrome (2731551372).
The spelling of 2130231060 in words is "two billion, one hundred thirty million, two hundred thirty-one thousand, sixty".
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