Base | Representation |
---|---|
bin | 11001101000001… |
… | …10101110100000 |
3 | 112222112101211211 |
4 | 30310012232200 |
5 | 420014020012 |
6 | 33155515504 |
7 | 5220230161 |
oct | 1464065640 |
9 | 488471754 |
10 | 214985632 |
11 | 100398984 |
12 | 5bbb8b94 |
13 | 35703244 |
14 | 207a3768 |
15 | 13d196a7 |
hex | cd06ba0 |
214985632 has 24 divisors (see below), whose sum is σ = 433578852. Its totient is φ = 104870400.
The previous prime is 214985611. The next prime is 214985677. The reversal of 214985632 is 236589412.
It can be written as a sum of positive squares in 2 ways, for example, as 145829776 + 69155856 = 12076^2 + 8316^2 .
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.
It is an alternating number because its digits alternate between even and odd.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80619 + ... + 83242.
Almost surely, 2214985632 is an apocalyptic number.
It is an amenable number.
214985632 is an abundant number, since it is smaller than the sum of its proper divisors (218593220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214985632 is a wasteful number, since it uses less digits than its factorization.
214985632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163912 (or 163904 counting only the distinct ones).
The product of its digits is 103680, while the sum is 40.
The square root of 214985632 is about 14662.3883456959. The cubic root of 214985632 is about 599.0592962686.
The spelling of 214985632 in words is "two hundred fourteen million, nine hundred eighty-five thousand, six hundred thirty-two".
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