Base | Representation |
---|---|
bin | 10110110010010100… |
… | …00000100001000101 |
3 | 1011120112221122211210 |
4 | 23121022000201011 |
5 | 200023200322041 |
6 | 5341520122033 |
7 | 612102414000 |
oct | 133112004105 |
9 | 34515848753 |
10 | 12233214021 |
11 | 520836a836 |
12 | 2454a66319 |
13 | 11cc57a9a2 |
14 | 8409a8537 |
15 | 4b8e8b016 |
hex | 2d9280845 |
12233214021 has 64 divisors (see below), whose sum is σ = 19363276800. Its totient is φ = 6866052480.
The previous prime is 12233214013. The next prime is 12233214061. The reversal of 12233214021 is 12041233221.
It is not a de Polignac number, because 12233214021 - 23 = 12233214013 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12233214061) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15083706 + ... + 15084516.
It is an arithmetic number, because the mean of its divisors is an integer number (302551200).
Almost surely, 212233214021 is an apocalyptic number.
It is an amenable number.
12233214021 is a deficient number, since it is larger than the sum of its proper divisors (7130062779).
12233214021 is a wasteful number, since it uses less digits than its factorization.
12233214021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1079 (or 1065 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 12233214021 its reverse (12041233221), we get a palindrome (24274447242).
The spelling of 12233214021 in words is "twelve billion, two hundred thirty-three million, two hundred fourteen thousand, twenty-one".
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