Base | Representation |
---|---|
bin | 111001010100101010… |
… | …1010110010010110100 |
3 | 102202202001102110101021 |
4 | 1302221111112102310 |
5 | 4004102101431012 |
6 | 132315032510524 |
7 | 11615350664062 |
oct | 1625125262264 |
9 | 382661373337 |
10 | 123100030132 |
11 | 4822a8376a2 |
12 | 1ba35b4b444 |
13 | b7ba523021 |
14 | 5d5ad4b032 |
15 | 3307208007 |
hex | 1ca95564b4 |
123100030132 has 6 divisors (see below), whose sum is σ = 215425052738. Its totient is φ = 61550015064.
The previous prime is 123100030099. The next prime is 123100030139. The reversal of 123100030132 is 231030001321.
It can be written as a sum of positive squares in only one way, i.e., 122000709796 + 1099320336 = 349286^2 + 33156^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123100030139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15387503763 + ... + 15387503770.
Almost surely, 2123100030132 is an apocalyptic number.
It is an amenable number.
123100030132 is a deficient number, since it is larger than the sum of its proper divisors (92325022606).
123100030132 is a wasteful number, since it uses less digits than its factorization.
123100030132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30775007537 (or 30775007535 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 123100030132 its reverse (231030001321), we get a palindrome (354130031453).
The spelling of 123100030132 in words is "one hundred twenty-three billion, one hundred million, thirty thousand, one hundred thirty-two".
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