Base | Representation |
---|---|
bin | 110011011101111101… |
… | …001110110111101100 |
3 | 12021122101212210221202 |
4 | 303131331032313230 |
5 | 1401134414031410 |
6 | 41215422545032 |
7 | 3664323232112 |
oct | 633575166754 |
9 | 167571783852 |
10 | 55263423980 |
11 | 21489842426 |
12 | a863738178 |
13 | 529936119b |
14 | 29637a3ab2 |
15 | 16869d2ca5 |
hex | cddf4edec |
55263423980 has 48 divisors (see below), whose sum is σ = 116502369984. Its totient is φ = 22019911680.
The previous prime is 55263423979. The next prime is 55263423983. The reversal of 55263423980 is 8932436255.
It is not an unprimeable number, because it can be changed into a prime (55263423983) 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, 18171260 + ... + 18174300.
It is an arithmetic number, because the mean of its divisors is an integer number (2427132708).
Almost surely, 255263423980 is an apocalyptic number.
It is an amenable number.
55263423980 is an abundant number, since it is smaller than the sum of its proper divisors (61238946004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55263423980 is a wasteful number, since it uses less digits than its factorization.
55263423980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6266 (or 6264 counting only the distinct ones).
The product of its (nonzero) digits is 1555200, while the sum is 47.
The spelling of 55263423980 in words is "fifty-five billion, two hundred sixty-three million, four hundred twenty-three thousand, nine hundred eighty".
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