Base | Representation |
---|---|
bin | 10001011101111100… |
… | …10001111010010111 |
3 | 220012120101102010021 |
4 | 20232332101322113 |
5 | 123201232402243 |
6 | 4150323210011 |
7 | 451252536154 |
oct | 105676217227 |
9 | 26176342107 |
10 | 9378012823 |
11 | 3a82709923 |
12 | 1998816907 |
13 | b65b93b1a |
14 | 64d6d522b |
15 | 39d49a6ed |
hex | 22ef91e97 |
9378012823 has 8 divisors (see below), whose sum is σ = 9439430000. Its totient is φ = 9316643328.
The previous prime is 9378012793. The next prime is 9378012827. The reversal of 9378012823 is 3282108739.
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 9378012823 - 221 = 9375915671 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 9378012823.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9378012827) 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, 437623 + ... + 458551.
It is an arithmetic number, because the mean of its divisors is an integer number (1179928750).
Almost surely, 29378012823 is an apocalyptic number.
9378012823 is a deficient number, since it is larger than the sum of its proper divisors (61417177).
9378012823 is a wasteful number, since it uses less digits than its factorization.
9378012823 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23841.
The product of its (nonzero) digits is 145152, while the sum is 43.
The square root of 9378012823 is about 96840.1405564862. The cubic root of 9378012823 is about 2108.8075158029.
The spelling of 9378012823 in words is "nine billion, three hundred seventy-eight million, twelve thousand, eight hundred twenty-three".
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