Base | Representation |
---|---|
bin | 11100100010011110… |
… | …101111000001110100 |
3 | 2221002120200120002210 |
4 | 130202132233001310 |
5 | 1000224133101424 |
6 | 22024411133420 |
7 | 2133240233043 |
oct | 344236570164 |
9 | 87076616083 |
10 | 30643253364 |
11 | 11aa5354889 |
12 | 5b32444270 |
13 | 2b747262a9 |
14 | 16a9a5055a |
15 | be533c729 |
hex | 7227af074 |
30643253364 has 24 divisors (see below), whose sum is σ = 73807406848. Its totient is φ = 9884920320.
The previous prime is 30643253363. The next prime is 30643253489. The reversal of 30643253364 is 46335234603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30643253363) 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, 41186797 + ... + 41187540.
Almost surely, 230643253364 is an apocalyptic number.
It is an amenable number.
30643253364 is an abundant number, since it is smaller than the sum of its proper divisors (43164153484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30643253364 is a wasteful number, since it uses less digits than its factorization.
30643253364 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82374375 (or 82374373 counting only the distinct ones).
The product of its (nonzero) digits is 466560, while the sum is 39.
Adding to 30643253364 its reverse (46335234603), we get a palindrome (76978487967).
The spelling of 30643253364 in words is "thirty billion, six hundred forty-three million, two hundred fifty-three thousand, three hundred sixty-four".
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