Base | Representation |
---|---|
bin | 10110010110100000… |
… | …10111110011010000 |
3 | 1010222022010020001002 |
4 | 23023100113303100 |
5 | 144034000014412 |
6 | 5302425401132 |
7 | 603241220222 |
oct | 131320276320 |
9 | 33868106032 |
10 | 12000001232 |
11 | 50a876259a |
12 | 23aa9391a8 |
13 | 119316525b |
14 | 81ba1c412 |
15 | 4a3770dc2 |
hex | 2cb417cd0 |
12000001232 has 40 divisors (see below), whose sum is σ = 24623025216. Its totient is φ = 5653460736.
The previous prime is 12000001231. The next prime is 12000001249. The reversal of 12000001232 is 23210000021.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12000001231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218693 + ... + 268004.
Almost surely, 212000001232 is an apocalyptic number.
It is an amenable number.
12000001232 is an abundant number, since it is smaller than the sum of its proper divisors (12623023984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12000001232 is a wasteful number, since it uses less digits than its factorization.
12000001232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 486795 (or 486789 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 11.
Adding to 12000001232 its reverse (23210000021), we get a palindrome (35210001253).
The spelling of 12000001232 in words is "twelve billion, one thousand, two hundred thirty-two".
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