Base | Representation |
---|---|
bin | 1101010101011… |
… | …0111110011111 |
3 | 10220020120121111 |
4 | 3111112332133 |
5 | 103304241113 |
6 | 5314442451 |
7 | 1246255336 |
oct | 325267637 |
9 | 126216544 |
10 | 55930783 |
11 | 29631697 |
12 | 16893427 |
13 | b783a4c |
14 | 75dcd1d |
15 | 4d9c13d |
hex | 3556f9f |
55930783 has 2 divisors, whose sum is σ = 55930784. Its totient is φ = 55930782.
The previous prime is 55930781. The next prime is 55930807. The reversal of 55930783 is 38703955.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 55930783 - 21 = 55930781 is a prime.
Together with 55930781, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55930781) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27965391 + 27965392.
It is an arithmetic number, because the mean of its divisors is an integer number (27965392).
Almost surely, 255930783 is an apocalyptic number.
55930783 is a deficient number, since it is larger than the sum of its proper divisors (1).
55930783 is an equidigital number, since it uses as much as digits as its factorization.
55930783 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 113400, while the sum is 40.
The square root of 55930783 is about 7478.6885882486. The cubic root of 55930783 is about 382.4285437595.
The spelling of 55930783 in words is "fifty-five million, nine hundred thirty thousand, seven hundred eighty-three".
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