Base | Representation |
---|---|
bin | 111110010110000… |
… | …011100110101001 |
3 | 2200220011202011111 |
4 | 332112003212221 |
5 | 4120232004241 |
6 | 251442430321 |
7 | 34630410145 |
oct | 7626034651 |
9 | 2626152144 |
10 | 1045969321 |
11 | 497471261 |
12 | 2523623a1 |
13 | 138913a77 |
14 | 9ccb6225 |
15 | 61c61c81 |
hex | 3e5839a9 |
1045969321 has 8 divisors (see below), whose sum is σ = 1093794624. Its totient is φ = 998339760.
The previous prime is 1045969313. The next prime is 1045969339. The reversal of 1045969321 is 1239695401.
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 1045969321 - 23 = 1045969313 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1045919321) 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, 37950 + ... + 59431.
It is an arithmetic number, because the mean of its divisors is an integer number (136724328).
Almost surely, 21045969321 is an apocalyptic number.
It is an amenable number.
1045969321 is a deficient number, since it is larger than the sum of its proper divisors (47825303).
1045969321 is an equidigital number, since it uses as much as digits as its factorization.
1045969321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97871.
The product of its (nonzero) digits is 58320, while the sum is 40.
The square root of 1045969321 is about 32341.4489625929. The cubic root of 1045969321 is about 1015.0941279883.
The spelling of 1045969321 in words is "one billion, forty-five million, nine hundred sixty-nine thousand, three hundred twenty-one".
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