Base | Representation |
---|---|
bin | 10000110010010101… |
… | …00011010011001111 |
3 | 212021001220200122111 |
4 | 20121022203103033 |
5 | 121424101143043 |
6 | 4050133124451 |
7 | 436220564320 |
oct | 103112432317 |
9 | 25231820574 |
10 | 9012131023 |
11 | 3905127475 |
12 | 18b6189727 |
13 | b08139b0c |
14 | 616c92447 |
15 | 37b2c609d |
hex | 2192a34cf |
9012131023 has 8 divisors (see below), whose sum is σ = 10300286880. Its totient is φ = 7724152320.
The previous prime is 9012131021. The next prime is 9012131041. The reversal of 9012131023 is 3201312109.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 9012131023 - 21 = 9012131021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 9012130985 and 9012131003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9012131021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93183 + ... + 163423.
It is an arithmetic number, because the mean of its divisors is an integer number (1287535860).
Almost surely, 29012131023 is an apocalyptic number.
9012131023 is a deficient number, since it is larger than the sum of its proper divisors (1288155857).
9012131023 is a wasteful number, since it uses less digits than its factorization.
9012131023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88577.
The product of its (nonzero) digits is 324, while the sum is 22.
The square root of 9012131023 is about 94932.2443798734. The cubic root of 9012131023 is about 2081.0179791935.
The spelling of 9012131023 in words is "nine billion, twelve million, one hundred thirty-one thousand, twenty-three".
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