Base | Representation |
---|---|
bin | 11101011011100… |
… | …110000000101001 |
3 | 1021102010021000000 |
4 | 131123212000221 |
5 | 2002401212331 |
6 | 120555133213 |
7 | 15143666652 |
oct | 3533460051 |
9 | 1242107000 |
10 | 493772841 |
11 | 2337a3931 |
12 | 119444209 |
13 | 7b3b48a3 |
14 | 49814529 |
15 | 2d5380e6 |
hex | 1d6e6029 |
493772841 has 21 divisors (see below), whose sum is σ = 741221229. Its totient is φ = 328781916.
The previous prime is 493772819. The next prime is 493772843. The reversal of 493772841 is 148277394.
The square root of 493772841 is 22221.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 493772841 - 29 = 493772329 is a prime.
It is a super-2 number, since 2×4937728412 = 487623237018422562, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (493772843) by changing a digit.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 599556 + ... + 600378.
It is an arithmetic number, because the mean of its divisors is an integer number (35296249).
Almost surely, 2493772841 is an apocalyptic number.
493772841 is the 22221-st square number.
493772841 is the 11111-st centered octagonal number.
It is an amenable number.
493772841 is a deficient number, since it is larger than the sum of its proper divisors (247448388).
493772841 is an frugal number, since it uses more digits than its factorization.
493772841 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1664 (or 826 counting only the distinct ones).
The product of its digits is 338688, while the sum is 45.
The cubic root of 493772841 is about 790.3917519719.
The spelling of 493772841 in words is "four hundred ninety-three million, seven hundred seventy-two thousand, eight hundred forty-one".
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