Base | Representation |
---|---|
bin | 111011100100101… |
… | …100010100011001 |
3 | 2120122200120012111 |
4 | 323210230110121 |
5 | 4021331140312 |
6 | 243102112321 |
7 | 33524251462 |
oct | 7344542431 |
9 | 2518616174 |
10 | 999474457 |
11 | 4731a4a53 |
12 | 23a87b6a1 |
13 | 12c0b4c07 |
14 | 96a51d69 |
15 | 5cb2a8a7 |
hex | 3b92c519 |
999474457 has 4 divisors (see below), whose sum is σ = 1005251940. Its totient is φ = 993696976.
The previous prime is 999474439. The next prime is 999474521. The reversal of 999474457 is 754474999.
999474457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 585107721 + 414366736 = 24189^2 + 20356^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-999474457 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (999478457) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2888482 + ... + 2888827.
It is an arithmetic number, because the mean of its divisors is an integer number (251312985).
Almost surely, 2999474457 is an apocalyptic number.
It is an amenable number.
999474457 is a deficient number, since it is larger than the sum of its proper divisors (5777483).
999474457 is a wasteful number, since it uses less digits than its factorization.
999474457 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5777482.
The product of its digits is 11430720, while the sum is 58.
The square root of 999474457 is about 31614.4659451967. The cubic root of 999474457 is about 999.8247883027.
The spelling of 999474457 in words is "nine hundred ninety-nine million, four hundred seventy-four thousand, four hundred fifty-seven".
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