Base | Representation |
---|---|
bin | 10000110110011111… |
… | …01110010011100001 |
3 | 212100111121022110211 |
4 | 20123033232103201 |
5 | 122012020304444 |
6 | 4053421254121 |
7 | 440123403361 |
oct | 103317562341 |
9 | 25314538424 |
10 | 9047041249 |
11 | 3922900aa4 |
12 | 1905a04341 |
13 | b12440a5c |
14 | 61b77c9a1 |
15 | 37e3bec34 |
hex | 21b3ee4e1 |
9047041249 has 12 divisors (see below), whose sum is σ = 9634854844. Its totient is φ = 8493306624.
The previous prime is 9047041243. The next prime is 9047041253. The reversal of 9047041249 is 9421407409.
It can be written as a sum of positive squares in 6 ways, for example, as 78004224 + 8969037025 = 8832^2 + 94705^2 .
It is not a de Polignac number, because 9047041249 - 213 = 9047033057 is a prime.
It is a super-2 number, since 2×90470412492 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (9047041243) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75307 + ... + 154159.
Almost surely, 29047041249 is an apocalyptic number.
It is an amenable number.
9047041249 is a deficient number, since it is larger than the sum of its proper divisors (587813595).
9047041249 is a wasteful number, since it uses less digits than its factorization.
9047041249 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79284 (or 79267 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 40.
The square root of 9047041249 is about 95115.9358309637. The cubic root of 9047041249 is about 2083.7015917134.
The spelling of 9047041249 in words is "nine billion, forty-seven million, forty-one thousand, two hundred forty-nine".
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