Base | Representation |
---|---|
bin | 10110100011110000… |
… | …01011100011000110 |
3 | 1011021001011122001001 |
4 | 23101320023203012 |
5 | 144300420200402 |
6 | 5321434523514 |
7 | 606060436513 |
oct | 132170134306 |
9 | 34231148031 |
10 | 12111100102 |
11 | 5155444842 |
12 | 241bb9659a |
13 | 11b019382a |
14 | 82c69c30a |
15 | 4ad3b9187 |
hex | 2d1e0b8c6 |
12111100102 has 8 divisors (see below), whose sum is σ = 18260778456. Its totient is φ = 6024173952.
The previous prime is 12111100081. The next prime is 12111100103. The reversal of 12111100102 is 20100111121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12111100103) 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, 15687568 + ... + 15688339.
It is an arithmetic number, because the mean of its divisors is an integer number (2282597307).
Almost surely, 212111100102 is an apocalyptic number.
12111100102 is a deficient number, since it is larger than the sum of its proper divisors (6149678354).
12111100102 is a wasteful number, since it uses less digits than its factorization.
12111100102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31376102.
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 12111100102 its reverse (20100111121), we get a palindrome (32211211223).
The spelling of 12111100102 in words is "twelve billion, one hundred eleven million, one hundred thousand, one hundred two".
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