Base | Representation |
---|---|
bin | 1010001100000… |
… | …01011010000101 |
3 | 12221211001112121 |
4 | 11012001122011 |
5 | 133334332314 |
6 | 12251445541 |
7 | 2055303151 |
oct | 506013205 |
9 | 187731477 |
10 | 85464709 |
11 | 442739a0 |
12 | 247568b1 |
13 | 14924845 |
14 | b4ca061 |
15 | 7782d24 |
hex | 5181685 |
85464709 has 8 divisors (see below), whose sum is σ = 95754528. Its totient is φ = 75594960.
The previous prime is 85464703. The next prime is 85464713. The reversal of 85464709 is 90746458.
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 85464709 - 27 = 85464581 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85464703) 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, 104587 + ... + 105400.
It is an arithmetic number, because the mean of its divisors is an integer number (11969316).
Almost surely, 285464709 is an apocalyptic number.
It is an amenable number.
85464709 is a deficient number, since it is larger than the sum of its proper divisors (10289819).
85464709 is a wasteful number, since it uses less digits than its factorization.
85464709 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210035.
The product of its (nonzero) digits is 241920, while the sum is 43.
The square root of 85464709 is about 9244.7124887689. The cubic root of 85464709 is about 440.4827844710.
The spelling of 85464709 in words is "eighty-five million, four hundred sixty-four thousand, seven hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •