Base | Representation |
---|---|
bin | 1011000001000001110101… |
… | …1010110001011000010100 |
3 | 1120212220222002211212011121 |
4 | 2300100131122301120110 |
5 | 3041421443120110423 |
6 | 41432151525213324 |
7 | 2360041055412454 |
oct | 260203532613024 |
9 | 46786862755147 |
10 | 12112301331988 |
11 | 394a886375780 |
12 | 1437541261244 |
13 | 69b253909ca0 |
14 | 2dc34a699d64 |
15 | 16010709e45d |
hex | b041d6b1614 |
12112301331988 has 96 divisors (see below), whose sum is σ = 26246967788160. Its totient is φ = 4814257943040.
The previous prime is 12112301331971. The next prime is 12112301332037. The reversal of 12112301331988 is 88913310321121.
It is a super-4 number, since 4×121123013319884 (a number of 53 digits) contains 4444 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6009370 + ... + 7767697.
It is an arithmetic number, because the mean of its divisors is an integer number (273405914460).
Almost surely, 212112301331988 is an apocalyptic number.
It is an amenable number.
12112301331988 is an abundant number, since it is smaller than the sum of its proper divisors (14134666456172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12112301331988 is a wasteful number, since it uses less digits than its factorization.
12112301331988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13777177 (or 13777175 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 43.
The spelling of 12112301331988 in words is "twelve trillion, one hundred twelve billion, three hundred one million, three hundred thirty-one thousand, nine hundred eighty-eight".
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