Base | Representation |
---|---|
bin | 10000101110010110… |
… | …00101001000010000 |
3 | 212011202000222200122 |
4 | 20113023011020100 |
5 | 121342022341102 |
6 | 4042541005412 |
7 | 435333551051 |
oct | 102713051020 |
9 | 25152028618 |
10 | 8978715152 |
11 | 3898283650 |
12 | 18a6b53868 |
13 | b0123a104 |
14 | 612674728 |
15 | 3783c50a2 |
hex | 2172c5210 |
8978715152 has 20 divisors (see below), whose sum is σ = 18977739216. Its totient is φ = 4081234080.
The previous prime is 8978715133. The next prime is 8978715157. The reversal of 8978715152 is 2515178798.
It is a junction number, because it is equal to n+sod(n) for n = 8978715094 and 8978715103.
It is not an unprimeable number, because it can be changed into a prime (8978715157) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25507538 + ... + 25507889.
Almost surely, 28978715152 is an apocalyptic number.
It is an amenable number.
8978715152 is an abundant number, since it is smaller than the sum of its proper divisors (9999024064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8978715152 is a wasteful number, since it uses less digits than its factorization.
8978715152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51015446 (or 51015440 counting only the distinct ones).
The product of its digits is 1411200, while the sum is 53.
The square root of 8978715152 is about 94756.0824010786. The cubic root of 8978715152 is about 2078.4427409570.
The spelling of 8978715152 in words is "eight billion, nine hundred seventy-eight million, seven hundred fifteen thousand, one hundred fifty-two".
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