Base | Representation |
---|---|
bin | 111111101100011… |
… | …0110010011000000 |
3 | 12111221120001001222 |
4 | 1333120312103000 |
5 | 13334112022123 |
6 | 552024014212 |
7 | 103651033640 |
oct | 17730662300 |
9 | 5457501058 |
10 | 2137220288 |
11 | 9a7450265 |
12 | 4b7901368 |
13 | 280a203b8 |
14 | 163bb8520 |
15 | c796a6c8 |
hex | 7f6364c0 |
2137220288 has 28 divisors (see below), whose sum is σ = 4846911312. Its totient is φ = 915951360.
The previous prime is 2137220287. The next prime is 2137220299. The reversal of 2137220288 is 8820227312.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (28).
It is a super-3 number, since 3×21372202883 (a number of 29 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (2137220287) 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, 2384843 + ... + 2385738.
Almost surely, 22137220288 is an apocalyptic number.
2137220288 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
2137220288 is an abundant number, since it is smaller than the sum of its proper divisors (2709691024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2137220288 is an equidigital number, since it uses as much as digits as its factorization.
2137220288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4770600 (or 4770590 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 35.
The square root of 2137220288 is about 46230.0799047547. The cubic root of 2137220288 is about 1288.1005412559.
The spelling of 2137220288 in words is "two billion, one hundred thirty-seven million, two hundred twenty thousand, two hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •