Base | Representation |
---|---|
bin | 1010101011110001… |
… | …0100010011011000 |
3 | 21101212112101001012 |
4 | 2222330110103120 |
5 | 21333143013040 |
6 | 1152325513052 |
7 | 131033034536 |
oct | 25274242330 |
9 | 7355471035 |
10 | 2867938520 |
11 | 1241970727 |
12 | 680572788 |
13 | 369226655 |
14 | 1d2c6b156 |
15 | 11bba9865 |
hex | aaf144d8 |
2867938520 has 32 divisors (see below), whose sum is σ = 6610252320. Its totient is φ = 1119194880.
The previous prime is 2867938519. The next prime is 2867938523. The reversal of 2867938520 is 258397682.
It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2867938523) 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, 872732 + ... + 876011.
It is an arithmetic number, because the mean of its divisors is an integer number (206570385).
Almost surely, 22867938520 is an apocalyptic number.
2867938520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2867938520 is an abundant number, since it is smaller than the sum of its proper divisors (3742313800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2867938520 is a wasteful number, since it uses less digits than its factorization.
2867938520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1748795 (or 1748791 counting only the distinct ones).
The product of its (nonzero) digits is 1451520, while the sum is 50.
The square root of 2867938520 is about 53553.1373497389. The cubic root of 2867938520 is about 1420.7683668081.
The spelling of 2867938520 in words is "two billion, eight hundred sixty-seven million, nine hundred thirty-eight thousand, five hundred twenty".
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