Base | Representation |
---|---|
bin | 1010011011110110… |
… | …0001000010001100 |
3 | 21020012211212010011 |
4 | 2212331201002030 |
5 | 21214043101243 |
6 | 1141542123004 |
7 | 126262221301 |
oct | 24675410214 |
9 | 7205755104 |
10 | 2801143948 |
11 | 12081999a9 |
12 | 662120464 |
13 | 35843ab35 |
14 | 1c80410a8 |
15 | 115db389d |
hex | a6f6108c |
2801143948 has 12 divisors (see below), whose sum is σ = 4902812992. Its totient is φ = 1400340240.
The previous prime is 2801143937. The next prime is 2801143957. The reversal of 2801143948 is 8493411082.
It is a self number, because there is not a number n which added to its sum of digits gives 2801143948.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29148 + ... + 80323.
Almost surely, 22801143948 is an apocalyptic number.
It is an amenable number.
2801143948 is a deficient number, since it is larger than the sum of its proper divisors (2101669044).
2801143948 is a wasteful number, since it uses less digits than its factorization.
2801143948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115872 (or 115870 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 40.
The square root of 2801143948 is about 52925.8344100497. The cubic root of 2801143948 is about 1409.6516665477.
The spelling of 2801143948 in words is "two billion, eight hundred one million, one hundred forty-three thousand, nine hundred forty-eight".
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