Base | Representation |
---|---|
bin | 11100011110100010… |
… | …110010000100000001 |
3 | 2220220222101222110210 |
4 | 130132202302010001 |
5 | 1000110231034010 |
6 | 22014051344333 |
7 | 2131505646510 |
oct | 343642620401 |
9 | 86828358423 |
10 | 30577205505 |
11 | 11a71043080 |
12 | 5b142b20a9 |
13 | 2b63b3c612 |
14 | 16a0d7a677 |
15 | bde642b20 |
hex | 71e8b2101 |
30577205505 has 32 divisors (see below), whose sum is σ = 60995570688. Its totient is φ = 12707409600.
The previous prime is 30577205479. The next prime is 30577205551. The reversal of 30577205505 is 50550277503.
It is not a de Polignac number, because 30577205505 - 26 = 30577205441 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13235731 + ... + 13238040.
It is an arithmetic number, because the mean of its divisors is an integer number (1906111584).
Almost surely, 230577205505 is an apocalyptic number.
30577205505 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
30577205505 is a deficient number, since it is larger than the sum of its proper divisors (30418365183).
30577205505 is a wasteful number, since it uses less digits than its factorization.
30577205505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26473797.
The product of its (nonzero) digits is 183750, while the sum is 39.
The spelling of 30577205505 in words is "thirty billion, five hundred seventy-seven million, two hundred five thousand, five hundred five".
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