Base | Representation |
---|---|
bin | 111011001000011… |
… | …100011100101101 |
3 | 2120010202100101220 |
4 | 323020130130231 |
5 | 4012432210141 |
6 | 242235253553 |
7 | 33404310450 |
oct | 7310343455 |
9 | 2503670356 |
10 | 992069421 |
11 | 469aa7492 |
12 | 2382aa2b9 |
13 | 12a6c1535 |
14 | 95a85497 |
15 | 5c166766 |
hex | 3b21c72d |
992069421 has 8 divisors (see below), whose sum is σ = 1511724864. Its totient is φ = 566896800.
The previous prime is 992069411. The next prime is 992069437. The reversal of 992069421 is 124960299.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 992069421 - 25 = 992069389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (992069411) 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, 23620680 + ... + 23620721.
It is an arithmetic number, because the mean of its divisors is an integer number (188965608).
Almost surely, 2992069421 is an apocalyptic number.
It is an amenable number.
992069421 is a deficient number, since it is larger than the sum of its proper divisors (519655443).
992069421 is a wasteful number, since it uses less digits than its factorization.
992069421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47241411.
The product of its (nonzero) digits is 69984, while the sum is 42.
The square root of 992069421 is about 31497.1335362442. The cubic root of 992069421 is about 997.3494544822.
The spelling of 992069421 in words is "nine hundred ninety-two million, sixty-nine thousand, four hundred twenty-one".
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