Base | Representation |
---|---|
bin | 110001000111101011… |
… | …010011001100001000 |
3 | 12001010200122100110210 |
4 | 301013223103030020 |
5 | 1331003442000210 |
6 | 40121315041120 |
7 | 3544666540665 |
oct | 610753231410 |
9 | 161120570423 |
10 | 52742140680 |
11 | 20405621a19 |
12 | a27b2a01a0 |
13 | 4c86bbc488 |
14 | 27a49b2a6c |
15 | 158a4a0e20 |
hex | c47ad3308 |
52742140680 has 64 divisors (see below), whose sum is σ = 158797736640. Its totient is φ = 14013787392.
The previous prime is 52742140663. The next prime is 52742140933. The reversal of 52742140680 is 8604124725.
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, 760114 + ... + 826593.
It is an arithmetic number, because the mean of its divisors is an integer number (2481214635).
Almost surely, 252742140680 is an apocalyptic number.
It is an amenable number.
52742140680 is an abundant number, since it is smaller than the sum of its proper divisors (106055595960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52742140680 is a wasteful number, since it uses less digits than its factorization.
52742140680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1586998 (or 1586994 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 39.
The spelling of 52742140680 in words is "fifty-two billion, seven hundred forty-two million, one hundred forty thousand, six hundred eighty".
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