Base | Representation |
---|---|
bin | 10110100110010111… |
… | …10001001100001001 |
3 | 1011022120101212211110 |
4 | 23103023301030021 |
5 | 144322022342413 |
6 | 5323540320533 |
7 | 606444621336 |
oct | 132313611411 |
9 | 34276355743 |
10 | 12133012233 |
11 | 5166850741 |
12 | 24273a3149 |
13 | 11b48963a4 |
14 | 83156398d |
15 | 4b02968c3 |
hex | 2d32f1309 |
12133012233 has 16 divisors (see below), whose sum is σ = 16894033920. Its totient is φ = 7730887824.
The previous prime is 12133012223. The next prime is 12133012237. The reversal of 12133012233 is 33221033121.
It is not a de Polignac number, because 12133012233 - 25 = 12133012201 is a prime.
It is a super-2 number, since 2×121330122332 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12133012237) 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, 19510 + ... + 156992.
It is an arithmetic number, because the mean of its divisors is an integer number (1055877120).
Almost surely, 212133012233 is an apocalyptic number.
It is an amenable number.
12133012233 is a deficient number, since it is larger than the sum of its proper divisors (4761021687).
12133012233 is a wasteful number, since it uses less digits than its factorization.
12133012233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138788.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 12133012233 its reverse (33221033121), we get a palindrome (45354045354).
The spelling of 12133012233 in words is "twelve billion, one hundred thirty-three million, twelve thousand, two hundred thirty-three".
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