Base | Representation |
---|---|
bin | 110011110010110… |
… | …011000100111100 |
3 | 2020120002110101100 |
4 | 303302303010330 |
5 | 3234423020203 |
6 | 222120413100 |
7 | 30350663556 |
oct | 6362630474 |
9 | 2216073340 |
10 | 868954428 |
11 | 406558361 |
12 | 203017190 |
13 | 10b046824 |
14 | 835984d6 |
15 | 51447ea3 |
hex | 33cb313c |
868954428 has 36 divisors (see below), whose sum is σ = 2267382208. Its totient is φ = 280307520.
The previous prime is 868954399. The next prime is 868954433. The reversal of 868954428 is 824459868.
It is a tau number, because it is divible by the number of its divisors (36).
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, 388201 + ... + 390432.
Almost surely, 2868954428 is an apocalyptic number.
It is an amenable number.
868954428 is an abundant number, since it is smaller than the sum of its proper divisors (1398427780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
868954428 is a wasteful number, since it uses less digits than its factorization.
868954428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 778674 (or 778669 counting only the distinct ones).
The product of its digits is 4423680, while the sum is 54.
The square root of 868954428 is about 29478.0329737247. The cubic root of 868954428 is about 954.2576865437.
The spelling of 868954428 in words is "eight hundred sixty-eight million, nine hundred fifty-four thousand, four hundred twenty-eight".
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