Base | Representation |
---|---|
bin | 1001111100110… |
… | …01001001010101 |
3 | 12211001110011111 |
4 | 10332121021111 |
5 | 132331333124 |
6 | 12140535021 |
7 | 2032303402 |
oct | 476311125 |
9 | 184043144 |
10 | 83464789 |
11 | 43128371 |
12 | 23b51471 |
13 | 143a4465 |
14 | b1292a9 |
15 | 74da494 |
hex | 4f99255 |
83464789 has 2 divisors, whose sum is σ = 83464790. Its totient is φ = 83464788.
The previous prime is 83464757. The next prime is 83464793. The reversal of 83464789 is 98746438.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 73667889 + 9796900 = 8583^2 + 3130^2 .
It is a cyclic number.
It is not a de Polignac number, because 83464789 - 25 = 83464757 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (83464709) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41732394 + 41732395.
It is an arithmetic number, because the mean of its divisors is an integer number (41732395).
Almost surely, 283464789 is an apocalyptic number.
It is an amenable number.
83464789 is a deficient number, since it is larger than the sum of its proper divisors (1).
83464789 is an equidigital number, since it uses as much as digits as its factorization.
83464789 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1161216, while the sum is 49.
The square root of 83464789 is about 9135.9065778936. The cubic root of 83464789 is about 437.0197859107.
The spelling of 83464789 in words is "eighty-three million, four hundred sixty-four thousand, seven hundred eighty-nine".
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