Base | Representation |
---|---|
bin | 111110111100100… |
… | …1001000010001010 |
3 | 12110012100101022212 |
4 | 1331321021002022 |
5 | 13311201144320 |
6 | 545330145122 |
7 | 103224550640 |
oct | 17571110212 |
9 | 5405311285 |
10 | 2112131210 |
11 | 994274492 |
12 | 4ab4221a2 |
13 | 2787777a7 |
14 | 160727190 |
15 | c56619c5 |
hex | 7de4908a |
2112131210 has 32 divisors (see below), whose sum is σ = 4347872640. Its totient is φ = 723673152.
The previous prime is 2112131207. The next prime is 2112131243. The reversal of 2112131210 is 121312112.
It is a super-2 number, since 2×21121312102 = 8922196496512128200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104012 + ... + 122648.
It is an arithmetic number, because the mean of its divisors is an integer number (135871020).
Almost surely, 22112131210 is an apocalyptic number.
2112131210 is an abundant number, since it is smaller than the sum of its proper divisors (2235741430).
2112131210 is a wasteful number, since it uses less digits than its factorization.
2112131210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20270.
The product of its (nonzero) digits is 24, while the sum is 14.
The square root of 2112131210 is about 45957.9286957104. The cubic root of 2112131210 is about 1283.0403009292.
Adding to 2112131210 its reverse (121312112), we get a palindrome (2233443322).
The spelling of 2112131210 in words is "two billion, one hundred twelve million, one hundred thirty-one thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •