Base | Representation |
---|---|
bin | 111001010101100100… |
… | …0111110111100100100 |
3 | 102202211011110112002122 |
4 | 1302223020332330210 |
5 | 4004132331440304 |
6 | 132322034325112 |
7 | 11616166435301 |
oct | 1625310767444 |
9 | 382734415078 |
10 | 123130343204 |
11 | 48245961320 |
12 | 1ba44129798 |
13 | b7c38a765b |
14 | 5d60d9c0a8 |
15 | 3309be49be |
hex | 1cab23ef24 |
123130343204 has 48 divisors (see below), whose sum is σ = 237428718912. Its totient is φ = 55408080000.
The previous prime is 123130343191. The next prime is 123130343207. The reversal of 123130343204 is 402343031321.
It is a super-2 number, since 2×1231303432042 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (123130343207) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2401274 + ... + 2452014.
It is an arithmetic number, because the mean of its divisors is an integer number (4946431644).
Almost surely, 2123130343204 is an apocalyptic number.
It is an amenable number.
123130343204 is a deficient number, since it is larger than the sum of its proper divisors (114298375708).
123130343204 is a wasteful number, since it uses less digits than its factorization.
123130343204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51308 (or 51306 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 26.
Adding to 123130343204 its reverse (402343031321), we get a palindrome (525473374525).
The spelling of 123130343204 in words is "one hundred twenty-three billion, one hundred thirty million, three hundred forty-three thousand, two hundred four".
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