Base | Representation |
---|---|
bin | 101010010101101… |
… | …1001111000010001 |
3 | 10200000020020002200 |
4 | 1110223121320101 |
5 | 10402142224322 |
6 | 352545433413 |
7 | 50130306351 |
oct | 12453317021 |
9 | 3600206080 |
10 | 1420664337 |
11 | 669a23164 |
12 | 33793b869 |
13 | 1984353b1 |
14 | d6970b61 |
15 | 84ac78ac |
hex | 54ad9e11 |
1420664337 has 12 divisors (see below), whose sum is σ = 2053868544. Its totient is φ = 946279800.
The previous prime is 1420664327. The next prime is 1420664351. The reversal of 1420664337 is 7334660241.
It is a happy number.
1420664337 is a `hidden beast` number, since 1 + 4 + 2 + 0 + 6 + 643 + 3 + 7 = 666.
It is not a de Polignac number, because 1420664337 - 211 = 1420662289 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1420664327) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58213 + ... + 78930.
It is an arithmetic number, because the mean of its divisors is an integer number (171155712).
Almost surely, 21420664337 is an apocalyptic number.
It is an amenable number.
1420664337 is a deficient number, since it is larger than the sum of its proper divisors (633204207).
1420664337 is a wasteful number, since it uses less digits than its factorization.
1420664337 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138300 (or 138297 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 36.
The square root of 1420664337 is about 37691.7011688249. The cubic root of 1420664337 is about 1124.1661210231.
The spelling of 1420664337 in words is "one billion, four hundred twenty million, six hundred sixty-four thousand, three hundred thirty-seven".
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