Base | Representation |
---|---|
bin | 1000010101110011… |
… | …1001101101011001 |
3 | 12210000222020201000 |
4 | 2011130321231121 |
5 | 14041132234022 |
6 | 1010100215213 |
7 | 106324504521 |
oct | 20534715531 |
9 | 5700866630 |
10 | 2238946137 |
11 | a4991040a |
12 | 52599a509 |
13 | 298b195cc |
14 | 1734d8681 |
15 | d18616ac |
hex | 85739b59 |
2238946137 has 16 divisors (see below), whose sum is σ = 3321664000. Its totient is φ = 1490512752.
The previous prime is 2238946117. The next prime is 2238946147. The reversal of 2238946137 is 7316498322.
2238946137 is a `hidden beast` number, since 2 + 23 + 8 + 9 + 4 + 613 + 7 = 666.
It is not a de Polignac number, because 2238946137 - 211 = 2238944089 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2238946092 and 2238946101.
It is not an unprimeable number, because it can be changed into a prime (2238946117) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39337 + ... + 77622.
It is an arithmetic number, because the mean of its divisors is an integer number (207604000).
Almost surely, 22238946137 is an apocalyptic number.
2238946137 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
It is an amenable number.
2238946137 is a deficient number, since it is larger than the sum of its proper divisors (1082717863).
2238946137 is a wasteful number, since it uses less digits than its factorization.
2238946137 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117677 (or 117671 counting only the distinct ones).
The product of its digits is 435456, while the sum is 45.
The square root of 2238946137 is about 47317.5034950070. The cubic root of 2238946137 is about 1308.2212980926.
The spelling of 2238946137 in words is "two billion, two hundred thirty-eight million, nine hundred forty-six thousand, one hundred thirty-seven".
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