Base | Representation |
---|---|
bin | 11100000000110… |
… | …111100011100101 |
3 | 1012202100221112102 |
4 | 130000313203211 |
5 | 1430304131410 |
6 | 114345301445 |
7 | 14434563041 |
oct | 3400674345 |
9 | 1182327472 |
10 | 469989605 |
11 | 22132a168 |
12 | 111494885 |
13 | 764a8477 |
14 | 465c3021 |
15 | 2b3db2a5 |
hex | 1c0378e5 |
469989605 has 16 divisors (see below), whose sum is σ = 612825600. Its totient is φ = 344710080.
The previous prime is 469989593. The next prime is 469989649. The reversal of 469989605 is 506989964.
It is not a de Polignac number, because 469989605 - 28 = 469989349 is a prime.
It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76850 + ... + 82739.
It is an arithmetic number, because the mean of its divisors is an integer number (38301600).
Almost surely, 2469989605 is an apocalyptic number.
It is an amenable number.
469989605 is a deficient number, since it is larger than the sum of its proper divisors (142835995).
469989605 is a wasteful number, since it uses less digits than its factorization.
469989605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 159644.
The product of its (nonzero) digits is 4199040, while the sum is 56.
The square root of 469989605 is about 21679.2436445555. The cubic root of 469989605 is about 777.4922777120.
The spelling of 469989605 in words is "four hundred sixty-nine million, nine hundred eighty-nine thousand, six hundred five".
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