Base | Representation |
---|---|
bin | 11001100110110… |
… | …11010111101101 |
3 | 112222012101020112 |
4 | 30303123113231 |
5 | 414442324140 |
6 | 33152025405 |
7 | 5215560344 |
oct | 1463332755 |
9 | 488171215 |
10 | 214808045 |
11 | 100287511 |
12 | 5bb32265 |
13 | 3567046a |
14 | 20758b5b |
15 | 13cd1c65 |
hex | ccdb5ed |
214808045 has 16 divisors (see below), whose sum is σ = 261885312. Its totient is φ = 169124160.
The previous prime is 214808003. The next prime is 214808071. The reversal of 214808045 is 540808412.
It is a happy number.
It is not a de Polignac number, because 214808045 - 26 = 214807981 is a prime.
It is a super-2 number, since 2×2148080452 = 92284992393444050, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
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, 87890 + ... + 90300.
It is an arithmetic number, because the mean of its divisors is an integer number (16367832).
Almost surely, 2214808045 is an apocalyptic number.
It is an amenable number.
214808045 is a deficient number, since it is larger than the sum of its proper divisors (47077267).
214808045 is a wasteful number, since it uses less digits than its factorization.
214808045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2692.
The product of its (nonzero) digits is 10240, while the sum is 32.
The square root of 214808045 is about 14656.3312257877. The cubic root of 214808045 is about 598.8943015997.
The spelling of 214808045 in words is "two hundred fourteen million, eight hundred eight thousand, forty-five".
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