Base | Representation |
---|---|
bin | 101111111111000001… |
… | …001011111001010000 |
3 | 11220222201212202112220 |
4 | 233333001023321100 |
5 | 1321004411004300 |
6 | 35400331421040 |
7 | 3502535321436 |
oct | 577701137120 |
9 | 156881782486 |
10 | 51523141200 |
11 | 1a93a519633 |
12 | 9b9abb4780 |
13 | 4b214a50cb |
14 | 26cab38d56 |
15 | 1518460da0 |
hex | bff04be50 |
51523141200 has 60 divisors (see below), whose sum is σ = 165045799488. Its totient is φ = 13739504000.
The previous prime is 51523141177. The next prime is 51523141213. The reversal of 51523141200 is 214132515.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (60).
It is a Harshad number since it is a multiple of its sum of digits (24).
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, 21466776 + ... + 21469175.
Almost surely, 251523141200 is an apocalyptic number.
51523141200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
51523141200 is an abundant number, since it is smaller than the sum of its proper divisors (113522658288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51523141200 is a wasteful number, since it uses less digits than its factorization.
51523141200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42935972 (or 42935961 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 24.
Adding to 51523141200 its reverse (214132515), we get a palindrome (51737273715).
The spelling of 51523141200 in words is "fifty-one billion, five hundred twenty-three million, one hundred forty-one thousand, two hundred".
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