Base | Representation |
---|---|
bin | 111001010001110000… |
… | …0100101010111000100 |
3 | 102202111020112212111002 |
4 | 1302203200211113010 |
5 | 4003402042442012 |
6 | 132301222232432 |
7 | 11613053255000 |
oct | 1624340452704 |
9 | 382436485432 |
10 | 123002312132 |
11 | 4818a664717 |
12 | 1ba09285718 |
13 | b7a31cb11b |
14 | 5d4bd91700 |
15 | 32ed8547c2 |
hex | 1ca38255c4 |
123002312132 has 48 divisors (see below), whose sum is σ = 251111280000. Its totient is φ = 52697185632.
The previous prime is 123002312093. The next prime is 123002312201. The reversal of 123002312132 is 231213200321.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4457594 + ... + 4485102.
It is an arithmetic number, because the mean of its divisors is an integer number (5231485000).
Almost surely, 2123002312132 is an apocalyptic number.
It is an amenable number.
123002312132 is an abundant number, since it is smaller than the sum of its proper divisors (128108967868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123002312132 is a wasteful number, since it uses less digits than its factorization.
123002312132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30793 (or 30777 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 123002312132 its reverse (231213200321), we get a palindrome (354215512453).
The spelling of 123002312132 in words is "one hundred twenty-three billion, two million, three hundred twelve thousand, one hundred thirty-two".
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