Base | Representation |
---|---|
bin | 11110111100101100… |
… | …000001111100111100 |
3 | 10011202212220202021010 |
4 | 132330230001330330 |
5 | 1021023442230022 |
6 | 23133231235220 |
7 | 2254323665103 |
oct | 367454017474 |
9 | 104685822233 |
10 | 33230430012 |
11 | 131027909aa |
12 | 6534978b10 |
13 | 3197729550 |
14 | 18734b503a |
15 | ce753850c |
hex | 7bcb01f3c |
33230430012 has 24 divisors (see below), whose sum is σ = 83502106576. Its totient is φ = 10224747648.
The previous prime is 33230430007. The next prime is 33230430017. The reversal of 33230430012 is 21003403233.
It is an interprime number because it is at equal distance from previous prime (33230430007) and next prime (33230430017).
It is a super-2 number, since 2×332304300122 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33230430017) 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, 106507633 + ... + 106507944.
Almost surely, 233230430012 is an apocalyptic number.
It is an amenable number.
33230430012 is an abundant number, since it is smaller than the sum of its proper divisors (50271676564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33230430012 is a wasteful number, since it uses less digits than its factorization.
33230430012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 213015597 (or 213015595 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 33230430012 its reverse (21003403233), we get a palindrome (54233833245).
The spelling of 33230430012 in words is "thirty-three billion, two hundred thirty million, four hundred thirty thousand, twelve".
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