Base | Representation |
---|---|
bin | 1110010100110101101 |
3 | 212211220222 |
4 | 1302212231 |
5 | 110010141 |
6 | 14021125 |
7 | 3663401 |
oct | 1624655 |
9 | 784828 |
10 | 469421 |
11 | 2a0757 |
12 | 1a77a5 |
13 | 135884 |
14 | c3101 |
15 | 9414b |
hex | 729ad |
469421 has 8 divisors (see below), whose sum is σ = 507384. Its totient is φ = 432640.
The previous prime is 469411. The next prime is 469429. The reversal of 469421 is 124964.
469421 = T36 + T37 + ... + T141.
It can be written as a sum of positive squares in 4 ways, for example, as 126025 + 343396 = 355^2 + 586^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-469421 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 469421.
It is not an unprimeable number, because it can be changed into a prime (469429) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 641 + ... + 1161.
It is an arithmetic number, because the mean of its divisors is an integer number (63423).
2469421 is an apocalyptic number.
It is an amenable number.
469421 is a deficient number, since it is larger than the sum of its proper divisors (37963).
469421 is a wasteful number, since it uses less digits than its factorization.
469421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 591.
The product of its digits is 1728, while the sum is 26.
The square root of 469421 is about 685.1430507566. The cubic root of 469421 is about 77.7178608080.
The spelling of 469421 in words is "four hundred sixty-nine thousand, four hundred twenty-one".
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