Base | Representation |
---|---|
bin | 11011111010110… |
… | …110100011001101 |
3 | 1012122101211022121 |
4 | 123322312203031 |
5 | 1424403200441 |
6 | 114251412541 |
7 | 14415304315 |
oct | 3372664315 |
9 | 1178354277 |
10 | 468412621 |
11 | 220452376 |
12 | 110a54151 |
13 | 76075741 |
14 | 462d2445 |
15 | 2b1c8dd1 |
hex | 1beb68cd |
468412621 has 2 divisors, whose sum is σ = 468412622. Its totient is φ = 468412620.
The previous prime is 468412619. The next prime is 468412627. The reversal of 468412621 is 126214864.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 295358596 + 173054025 = 17186^2 + 13155^2 .
It is a cyclic number.
It is not a de Polignac number, because 468412621 - 21 = 468412619 is a prime.
Together with 468412619, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (468412627) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234206310 + 234206311.
It is an arithmetic number, because the mean of its divisors is an integer number (234206311).
Almost surely, 2468412621 is an apocalyptic number.
It is an amenable number.
468412621 is a deficient number, since it is larger than the sum of its proper divisors (1).
468412621 is an equidigital number, since it uses as much as digits as its factorization.
468412621 is an evil number, because the sum of its binary digits is even.
The product of its digits is 18432, while the sum is 34.
The square root of 468412621 is about 21642.8422578921. The cubic root of 468412621 is about 776.6217146482.
The spelling of 468412621 in words is "four hundred sixty-eight million, four hundred twelve thousand, six hundred twenty-one".
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