Base | Representation |
---|---|
bin | 10110010110111001… |
… | …01100010100011011 |
3 | 1010222112012022110020 |
4 | 23023130230110123 |
5 | 144040311343003 |
6 | 5303022521523 |
7 | 603310531401 |
oct | 131334542433 |
9 | 33875168406 |
10 | 12003231003 |
11 | 50aa569125 |
12 | 23aba362a3 |
13 | 1193a2636a |
14 | 81c21d471 |
15 | 4a3bacd53 |
hex | 2cb72c51b |
12003231003 has 32 divisors (see below), whose sum is σ = 16421481216. Its totient is φ = 7796932608.
The previous prime is 12003230999. The next prime is 12003231011. The reversal of 12003231003 is 30013230021.
It is not a de Polignac number, because 12003231003 - 22 = 12003230999 is a prime.
It is a super-2 number, since 2×120032310032 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12003235003) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6846375 + ... + 6848127.
It is an arithmetic number, because the mean of its divisors is an integer number (513171288).
Almost surely, 212003231003 is an apocalyptic number.
12003231003 is a deficient number, since it is larger than the sum of its proper divisors (4418250213).
12003231003 is a wasteful number, since it uses less digits than its factorization.
12003231003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2203.
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 12003231003 its reverse (30013230021), we get a palindrome (42016461024).
The spelling of 12003231003 in words is "twelve billion, three million, two hundred thirty-one thousand, three".
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