Base | Representation |
---|---|
bin | 10001100011111010… |
… | …10100010111011101 |
3 | 220100001121201100201 |
4 | 20301331110113131 |
5 | 123302042424011 |
6 | 4155312423501 |
7 | 452431314541 |
oct | 106175242735 |
9 | 26301551321 |
10 | 9428092381 |
11 | 3aa8a04394 |
12 | 19b1547b91 |
13 | b733794b6 |
14 | 65620da21 |
15 | 3a2a8dcc1 |
hex | 231f545dd |
9428092381 has 8 divisors (see below), whose sum is σ = 9511475904. Its totient is φ = 9345029760.
The previous prime is 9428092367. The next prime is 9428092397. The reversal of 9428092381 is 1832908249.
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 9428092381 - 223 = 9419703773 is a prime.
It is a super-2 number, since 2×94280923812 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9428092481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21015 + ... + 138916.
It is an arithmetic number, because the mean of its divisors is an integer number (1188934488).
Almost surely, 29428092381 is an apocalyptic number.
It is an amenable number.
9428092381 is a deficient number, since it is larger than the sum of its proper divisors (83383523).
9428092381 is a wasteful number, since it uses less digits than its factorization.
9428092381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160451.
The product of its (nonzero) digits is 248832, while the sum is 46.
The square root of 9428092381 is about 97098.3644609939. The cubic root of 9428092381 is about 2112.5546038008.
The spelling of 9428092381 in words is "nine billion, four hundred twenty-eight million, ninety-two thousand, three hundred eighty-one".
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