Base | Representation |
---|---|
bin | 111011011110000010… |
… | …100100110011100100 |
3 | 20002211010222212012021 |
4 | 323132002210303210 |
5 | 2021233304243030 |
6 | 45200125032524 |
7 | 4420244332354 |
oct | 733602446344 |
9 | 202733885167 |
10 | 63854759140 |
11 | 2509838a717 |
12 | 104609b5744 |
13 | 6038257c63 |
14 | 313a7dab64 |
15 | 19dad8897a |
hex | ede0a4ce4 |
63854759140 has 24 divisors (see below), whose sum is σ = 138420640512. Its totient is φ = 24717971040.
The previous prime is 63854759123. The next prime is 63854759149. The reversal of 63854759140 is 4195745836.
63854759140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (63854759149) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51495154 + ... + 51496393.
It is an arithmetic number, because the mean of its divisors is an integer number (5767526688).
Almost surely, 263854759140 is an apocalyptic number.
It is an amenable number.
63854759140 is an abundant number, since it is smaller than the sum of its proper divisors (74565881372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63854759140 is a wasteful number, since it uses less digits than its factorization.
63854759140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102991587 (or 102991585 counting only the distinct ones).
The product of its (nonzero) digits is 3628800, while the sum is 52.
The spelling of 63854759140 in words is "sixty-three billion, eight hundred fifty-four million, seven hundred fifty-nine thousand, one hundred forty".
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