Base | Representation |
---|---|
bin | 111000100100100… |
… | …1010101000001001 |
3 | 11220021211222121101 |
4 | 1301021022220021 |
5 | 12341421300413 |
6 | 512205341401 |
7 | 65016450046 |
oct | 16111125011 |
9 | 4807758541 |
10 | 1898228233 |
11 | 894555a70 |
12 | 44b867861 |
13 | 243363295 |
14 | 1401661cd |
15 | b19acedd |
hex | 7124aa09 |
1898228233 has 16 divisors (see below), whose sum is σ = 2099036160. Its totient is φ = 1702285200.
The previous prime is 1898228207. The next prime is 1898228281. The reversal of 1898228233 is 3328228981.
It is not a de Polignac number, because 1898228233 - 217 = 1898097161 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1898228333) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246268 + ... + 253858.
It is an arithmetic number, because the mean of its divisors is an integer number (131189760).
Almost surely, 21898228233 is an apocalyptic number.
It is an amenable number.
1898228233 is a deficient number, since it is larger than the sum of its proper divisors (200807927).
1898228233 is a wasteful number, since it uses less digits than its factorization.
1898228233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7908.
The product of its digits is 331776, while the sum is 46.
The square root of 1898228233 is about 43568.6611338930. The cubic root of 1898228233 is about 1238.1772197478.
The spelling of 1898228233 in words is "one billion, eight hundred ninety-eight million, two hundred twenty-eight thousand, two hundred thirty-three".
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