Base | Representation |
---|---|
bin | 11101011011100… |
… | …000010111011011 |
3 | 1021102002002021210 |
4 | 131123200113123 |
5 | 2002344442343 |
6 | 120554434203 |
7 | 15143542365 |
oct | 3533402733 |
9 | 1242062253 |
10 | 493749723 |
11 | 233788525 |
12 | 119432963 |
13 | 7b3a71cc |
14 | 49809d35 |
15 | 2d531333 |
hex | 1d6e05db |
493749723 has 6 divisors (see below), whose sum is σ = 658384284. Its totient is φ = 329140824.
The previous prime is 493749709. The next prime is 493749791. The reversal of 493749723 is 327947394.
It is not a de Polignac number, because 493749723 - 210 = 493748699 is a prime.
It is a super-3 number, since 3×4937497233 (a number of 27 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (493749703) 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 5 ways as a sum of consecutive naturals, for example, 32073 + ... + 44901.
It is an arithmetic number, because the mean of its divisors is an integer number (109730714).
Almost surely, 2493749723 is an apocalyptic number.
493749723 is a deficient number, since it is larger than the sum of its proper divisors (164634561).
493749723 is an frugal number, since it uses more digits than its factorization.
493749723 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25661 (or 12832 counting only the distinct ones).
The product of its digits is 1143072, while the sum is 48.
The square root of 493749723 is about 22220.4798103011. The cubic root of 493749723 is about 790.3794166359.
Multiplying 493749723 by its sum of digits (48), we get a square (23699986704 = 1539482).
The spelling of 493749723 in words is "four hundred ninety-three million, seven hundred forty-nine thousand, seven hundred twenty-three".
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