Base | Representation |
---|---|
bin | 11001100111101… |
… | …11100110001100 |
3 | 112222102020211120 |
4 | 30303313212030 |
5 | 420010024120 |
6 | 33154320540 |
7 | 5216551410 |
oct | 1463674614 |
9 | 488366746 |
10 | 214923660 |
11 | 100356366 |
12 | 5bb89150 |
13 | 356b0c83 |
14 | 20788d40 |
15 | 13d06140 |
hex | ccf798c |
214923660 has 48 divisors (see below), whose sum is σ = 687757056. Its totient is φ = 49125312.
The previous prime is 214923659. The next prime is 214923671. The reversal of 214923660 is 66329412.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255442 + ... + 256281.
It is an arithmetic number, because the mean of its divisors is an integer number (14328272).
Almost surely, 2214923660 is an apocalyptic number.
214923660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
214923660 is an abundant number, since it is smaller than the sum of its proper divisors (472833396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214923660 is a wasteful number, since it uses less digits than its factorization.
214923660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 511742 (or 511740 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 33.
The square root of 214923660 is about 14660.2748951034. The cubic root of 214923660 is about 599.0017289014.
It can be divided in two parts, 21492 and 3660, that added together give a palindrome (25152).
The spelling of 214923660 in words is "two hundred fourteen million, nine hundred twenty-three thousand, six hundred sixty".
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