Base | Representation |
---|---|
bin | 1010101011111110… |
… | …0011111010100100 |
3 | 21101221010120112202 |
4 | 2222333203322210 |
5 | 21333402221100 |
6 | 1152400034032 |
7 | 131043206015 |
oct | 25277437244 |
9 | 7357116482 |
10 | 2868788900 |
11 | 12423a161a |
12 | 680902918 |
13 | 369463733 |
14 | 1d300d00c |
15 | 11bcc67d5 |
hex | aafe3ea4 |
2868788900 has 18 divisors (see below), whose sum is σ = 6225272130. Its totient is φ = 1147515520.
The previous prime is 2868788899. The next prime is 2868788911. The reversal of 2868788900 is 98878682.
It can be written as a sum of positive squares in 3 ways, for example, as 972196 + 2867816704 = 986^2 + 53552^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14343845 + ... + 14344044.
Almost surely, 22868788900 is an apocalyptic number.
2868788900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2868788900 is an abundant number, since it is smaller than the sum of its proper divisors (3356483230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2868788900 is a wasteful number, since it uses less digits than its factorization.
2868788900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28687903 (or 28687896 counting only the distinct ones).
The product of its (nonzero) digits is 3096576, while the sum is 56.
The square root of 2868788900 is about 53561.0763521421. The cubic root of 2868788900 is about 1420.9087781872.
The spelling of 2868788900 in words is "two billion, eight hundred sixty-eight million, seven hundred eighty-eight thousand, nine hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •