Base | Representation |
---|---|
bin | 11001100110101… |
… | …00011111101000 |
3 | 112222010221121101 |
4 | 30303110133220 |
5 | 414440424010 |
6 | 33151251144 |
7 | 5215412260 |
oct | 1463243750 |
9 | 488127541 |
10 | 214779880 |
11 | 100268337 |
12 | 5bb19ab4 |
13 | 356606b3 |
14 | 2074c7a0 |
15 | 13cc873a |
hex | ccd47e8 |
214779880 has 32 divisors (see below), whose sum is σ = 552291840. Its totient is φ = 73638720.
The previous prime is 214779839. The next prime is 214779893. The reversal of 214779880 is 88977412.
It is a super-2 number, since 2×2147798802 = 92260793705628800, which contains 22 as substring.
It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 214779880.
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, 383256 + ... + 383815.
It is an arithmetic number, because the mean of its divisors is an integer number (17259120).
Almost surely, 2214779880 is an apocalyptic number.
214779880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
214779880 is an abundant number, since it is smaller than the sum of its proper divisors (337511960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214779880 is a wasteful number, since it uses less digits than its factorization.
214779880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 767089 (or 767085 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 46.
The square root of 214779880 is about 14655.3703467364. The cubic root of 214779880 is about 598.8681253683.
The spelling of 214779880 in words is "two hundred fourteen million, seven hundred seventy-nine thousand, eight hundred eighty".
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