Base | Representation |
---|---|
bin | 1010101010110111… |
… | …0011111110010000 |
3 | 21101121101012002002 |
4 | 2222231303332100 |
5 | 21331204323310 |
6 | 1152112213132 |
7 | 130655516651 |
oct | 25255637620 |
9 | 7347335062 |
10 | 2864136080 |
11 | 123a803913 |
12 | 67b23a1a8 |
13 | 3684c49a0 |
14 | 1d255b528 |
15 | 11b6a7da5 |
hex | aab73f90 |
2864136080 has 40 divisors (see below), whose sum is σ = 7171358712. Its totient is φ = 1057526784.
The previous prime is 2864136053. The next prime is 2864136103. The reversal of 2864136080 is 806314682.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 52591504 + 2811544576 = 7252^2 + 53024^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1375949 + ... + 1378028.
Almost surely, 22864136080 is an apocalyptic number.
2864136080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2864136080 is an abundant number, since it is smaller than the sum of its proper divisors (4307222632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2864136080 is a wasteful number, since it uses less digits than its factorization.
2864136080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2754003 (or 2753997 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 38.
The square root of 2864136080 is about 53517.6240130296. The cubic root of 2864136080 is about 1420.1401832114.
The spelling of 2864136080 in words is "two billion, eight hundred sixty-four million, one hundred thirty-six thousand, eighty".
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