Base | Representation |
---|---|
bin | 11011111101111010… |
… | …101000101111100100 |
3 | 2212111211101102220122 |
4 | 123331322220233210 |
5 | 443000112420120 |
6 | 21443455021112 |
7 | 2112111115253 |
oct | 337572505744 |
9 | 85454342818 |
10 | 30029810660 |
11 | 11810055243 |
12 | 59a0b0a798 |
13 | 2aa7601b45 |
14 | 164c3a879a |
15 | bab566a25 |
hex | 6fdea8be4 |
30029810660 has 24 divisors (see below), whose sum is σ = 63067373376. Its totient is φ = 12011015520.
The previous prime is 30029810647. The next prime is 30029810693. The reversal of 30029810660 is 6601892003.
It is a self number, because there is not a number n which added to its sum of digits gives 30029810660.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256259 + ... + 354581.
It is an arithmetic number, because the mean of its divisors is an integer number (2627807224).
Almost surely, 230029810660 is an apocalyptic number.
It is an amenable number.
30029810660 is an abundant number, since it is smaller than the sum of its proper divisors (33037562716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30029810660 is a wasteful number, since it uses less digits than its factorization.
30029810660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113603 (or 113601 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 35.
The spelling of 30029810660 in words is "thirty billion, twenty-nine million, eight hundred ten thousand, six hundred sixty".
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