Base | Representation |
---|---|
bin | 111001010101000110… |
… | …0010100100111111101 |
3 | 102202210001112121200000 |
4 | 1302222030110213331 |
5 | 4004114244104323 |
6 | 132320305424513 |
7 | 11615614324641 |
oct | 1625214244775 |
9 | 382701477600 |
10 | 123114441213 |
11 | 4823798a985 |
12 | 1ba3a93b139 |
13 | b7c04ca5aa |
14 | 5d5cc1cc21 |
15 | 3308602e43 |
hex | 1caa3149fd |
123114441213 has 12 divisors (see below), whose sum is σ = 184418340288. Its totient is φ = 82076293980.
The previous prime is 123114441179. The next prime is 123114441217. The reversal of 123114441213 is 312144411321.
It is a happy number.
123114441213 is a `hidden beast` number, since 1 + 2 + 3 + 1 + 1 + 4 + 441 + 213 = 666.
It is not a de Polignac number, because 123114441213 - 225 = 123080886781 is a prime.
It is a super-2 number, since 2×1231144412132 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123114441217) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253321653 + ... + 253322138.
It is an arithmetic number, because the mean of its divisors is an integer number (15368195024).
Almost surely, 2123114441213 is an apocalyptic number.
It is an amenable number.
123114441213 is a deficient number, since it is larger than the sum of its proper divisors (61303899075).
123114441213 is an frugal number, since it uses more digits than its factorization.
123114441213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 506643806 (or 506643794 counting only the distinct ones).
The product of its digits is 2304, while the sum is 27.
Adding to 123114441213 its reverse (312144411321), we get a palindrome (435258852534).
The spelling of 123114441213 in words is "one hundred twenty-three billion, one hundred fourteen million, four hundred forty-one thousand, two hundred thirteen".
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