Base | Representation |
---|---|
bin | 111111010110100… |
… | …0011000010110000 |
3 | 12111010221200112222 |
4 | 1332231003002300 |
5 | 13323142110120 |
6 | 550533540212 |
7 | 103451322230 |
oct | 17655030260 |
9 | 5433850488 |
10 | 2125738160 |
11 | 9a0a185a7 |
12 | 4b3aa4668 |
13 | 27b530040 |
14 | 162469cc0 |
15 | c694d525 |
hex | 7eb430b0 |
2125738160 has 80 divisors (see below), whose sum is σ = 6082902336. Its totient is φ = 672758784.
The previous prime is 2125738159. The next prime is 2125738189. The reversal of 2125738160 is 618375212.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a self number, because there is not a number n which added to its sum of digits gives 2125738160.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138719 + ... + 153278.
Almost surely, 22125738160 is an apocalyptic number.
2125738160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2125738160 is an abundant number, since it is smaller than the sum of its proper divisors (3957164176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2125738160 is a wasteful number, since it uses less digits than its factorization.
2125738160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 292030 (or 292024 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 35.
The square root of 2125738160 is about 46105.7280606217. The cubic root of 2125738160 is about 1285.7896421911.
The spelling of 2125738160 in words is "two billion, one hundred twenty-five million, seven hundred thirty-eight thousand, one hundred sixty".
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