Base | Representation |
---|---|
bin | 1010001100011… |
… | …01000001101101 |
3 | 12221220110211021 |
4 | 11012031001231 |
5 | 133342343201 |
6 | 12252454141 |
7 | 2055562000 |
oct | 506150155 |
9 | 187813737 |
10 | 85512301 |
11 | 442a6726 |
12 | 2477a351 |
13 | 149403c4 |
14 | b4dd537 |
15 | 7791ea1 |
hex | 518d06d |
85512301 has 24 divisors (see below), whose sum is σ = 102897600. Its totient is φ = 71018640.
The previous prime is 85512289. The next prime is 85512307. The reversal of 85512301 is 10321558.
It is a happy number.
It is not a de Polignac number, because 85512301 - 25 = 85512269 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 (85512307) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1276270 + ... + 1276336.
It is an arithmetic number, because the mean of its divisors is an integer number (4287400).
Almost surely, 285512301 is an apocalyptic number.
It is an amenable number.
85512301 is a deficient number, since it is larger than the sum of its proper divisors (17385299).
85512301 is an frugal number, since it uses more digits than its factorization.
85512301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210 (or 135 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 25.
The square root of 85512301 is about 9247.2861424312. The cubic root of 85512301 is about 440.5645319232.
Adding to 85512301 its reverse (10321558), we get a palindrome (95833859).
The spelling of 85512301 in words is "eighty-five million, five hundred twelve thousand, three hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •