Base | Representation |
---|---|
bin | 11101011100000… |
… | …110000111001011 |
3 | 1021102100221101000 |
4 | 131130012013023 |
5 | 2002414414311 |
6 | 121002030043 |
7 | 15145055214 |
oct | 3534060713 |
9 | 1242327330 |
10 | 493904331 |
11 | 2338836a8 |
12 | 1194a8323 |
13 | 7b42c6ab |
14 | 4984a40b |
15 | 2d562056 |
hex | 1d7061cb |
493904331 has 16 divisors (see below), whose sum is σ = 732251520. Its totient is φ = 329025960.
The previous prime is 493904303. The next prime is 493904339. The reversal of 493904331 is 133409394.
It is not a de Polignac number, because 493904331 - 26 = 493904267 is a prime.
It is a super-2 number, since 2×4939043312 = 487882976361115122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (493904339) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35116 + ... + 47126.
It is an arithmetic number, because the mean of its divisors is an integer number (45765720).
Almost surely, 2493904331 is an apocalyptic number.
493904331 is a deficient number, since it is larger than the sum of its proper divisors (238347189).
493904331 is a wasteful number, since it uses less digits than its factorization.
493904331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13543 (or 13537 counting only the distinct ones).
The product of its (nonzero) digits is 34992, while the sum is 36.
The square root of 493904331 is about 22223.9584907820. The cubic root of 493904331 is about 790.4619052751.
The spelling of 493904331 in words is "four hundred ninety-three million, nine hundred four thousand, three hundred thirty-one".
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