Base | Representation |
---|---|
bin | 11101011001111… |
… | …000010010100111 |
3 | 1021101021102112012 |
4 | 131121320102213 |
5 | 2002242322211 |
6 | 120541344435 |
7 | 15140115506 |
oct | 3531702247 |
9 | 1241242465 |
10 | 493323431 |
11 | 233517217 |
12 | 11926811b |
13 | 7b288173 |
14 | 4973883d |
15 | 2d499d8b |
hex | 1d6784a7 |
493323431 has 2 divisors, whose sum is σ = 493323432. Its totient is φ = 493323430.
The previous prime is 493323401. The next prime is 493323503. The reversal of 493323431 is 134323394.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 493323431 - 218 = 493061287 is a prime.
It is a super-2 number, since 2×4933234312 = 486736015147223522, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (493323401) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246661715 + 246661716.
It is an arithmetic number, because the mean of its divisors is an integer number (246661716).
Almost surely, 2493323431 is an apocalyptic number.
493323431 is a deficient number, since it is larger than the sum of its proper divisors (1).
493323431 is an equidigital number, since it uses as much as digits as its factorization.
493323431 is an evil number, because the sum of its binary digits is even.
The product of its digits is 23328, while the sum is 32.
The square root of 493323431 is about 22210.8854168401. The cubic root of 493323431 is about 790.1518860877.
The spelling of 493323431 in words is "four hundred ninety-three million, three hundred twenty-three thousand, four hundred thirty-one".
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