Base | Representation |
---|---|
bin | 100100101110010… |
… | …0101000111010001 |
3 | 10011212122201011100 |
4 | 1021130211013101 |
5 | 10010422310232 |
6 | 322134535013 |
7 | 42351525561 |
oct | 11134450721 |
9 | 3155581140 |
10 | 1232228817 |
11 | 582619826 |
12 | 2a4807469 |
13 | 168399aa1 |
14 | b991cda1 |
15 | 732a4c7c |
hex | 497251d1 |
1232228817 has 24 divisors (see below), whose sum is σ = 1792943360. Its totient is φ = 815482080.
The previous prime is 1232228813. The next prime is 1232228819. The reversal of 1232228817 is 7188222321.
It is not a de Polignac number, because 1232228817 - 22 = 1232228813 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1232228813) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1152159 + ... + 1153227.
Almost surely, 21232228817 is an apocalyptic number.
It is an amenable number.
1232228817 is a deficient number, since it is larger than the sum of its proper divisors (560714543).
1232228817 is a wasteful number, since it uses less digits than its factorization.
1232228817 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1893 (or 1890 counting only the distinct ones).
The product of its digits is 21504, while the sum is 36.
The square root of 1232228817 is about 35103.1169128897. The cubic root of 1232228817 is about 1072.0880462625.
The spelling of 1232228817 in words is "one billion, two hundred thirty-two million, two hundred twenty-eight thousand, eight hundred seventeen".
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