Base | Representation |
---|---|
bin | 1100100010000110011… |
… | …0001000010001101100 |
3 | 202120202110112022002221 |
4 | 3020201212020101230 |
5 | 12011424333231200 |
6 | 242525111325124 |
7 | 21361426605424 |
oct | 3104146102154 |
9 | 676673468087 |
10 | 215312008300 |
11 | 8334a019714 |
12 | 3588b6807a4 |
13 | 173c46aba0c |
14 | a5c7923484 |
15 | 590286a91a |
hex | 322198846c |
215312008300 has 36 divisors (see below), whose sum is σ = 467550265840. Its totient is φ = 86065225920.
The previous prime is 215312008283. The next prime is 215312008451. The reversal of 215312008300 is 3800213512.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 599295 + ... + 888694.
Almost surely, 2215312008300 is an apocalyptic number.
215312008300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
215312008300 is an abundant number, since it is smaller than the sum of its proper divisors (252238257540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
215312008300 is a wasteful number, since it uses less digits than its factorization.
215312008300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1489450 (or 1489443 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 25.
The spelling of 215312008300 in words is "two hundred fifteen billion, three hundred twelve million, eight thousand, three hundred".
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