Base | Representation |
---|---|
bin | 10110100011110000… |
… | …01110010000100010 |
3 | 1011021001012012021011 |
4 | 23101320032100202 |
5 | 144300421024302 |
6 | 5321435051134 |
7 | 606060514051 |
oct | 132170162042 |
9 | 34231165234 |
10 | 12111111202 |
11 | 5155452113 |
12 | 241bba0aaa |
13 | 11b01988b8 |
14 | 82c6a2398 |
15 | 4ad3bc5d7 |
hex | 2d1e0e422 |
12111111202 has 8 divisors (see below), whose sum is σ = 19235294316. Its totient is φ = 5699346432.
The previous prime is 12111111197. The next prime is 12111111211. The reversal of 12111111202 is 20211111121.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 11218834561 + 892276641 = 105919^2 + 29871^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178104543 + ... + 178104610.
Almost surely, 212111111202 is an apocalyptic number.
12111111202 is a deficient number, since it is larger than the sum of its proper divisors (7124183114).
12111111202 is a wasteful number, since it uses less digits than its factorization.
12111111202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 356209172.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 12111111202 its reverse (20211111121), we get a palindrome (32322222323).
The spelling of 12111111202 in words is "twelve billion, one hundred eleven million, one hundred eleven thousand, two hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •