Base | Representation |
---|---|
bin | 100111101011100011… |
… | …0100100001101100100 |
3 | 22010221122200010200211 |
4 | 1033113012210031210 |
5 | 2344004034420002 |
6 | 103051342345204 |
7 | 6104443155034 |
oct | 1172706441544 |
9 | 263848603624 |
10 | 85213201252 |
11 | 331586a3373 |
12 | 1462188b204 |
13 | 80601c069a |
14 | 41a52978c4 |
15 | 233aedadd7 |
hex | 13d71a4364 |
85213201252 has 12 divisors (see below), whose sum is σ = 149126916736. Its totient is φ = 42605510760.
The previous prime is 85213201219. The next prime is 85213201259. The reversal of 85213201252 is 25210231258.
It is a super-2 number, since 2×852132012522 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (85213201259) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81708 + ... + 420835.
Almost surely, 285213201252 is an apocalyptic number.
It is an amenable number.
85213201252 is a deficient number, since it is larger than the sum of its proper divisors (63913715484).
85213201252 is a wasteful number, since it uses less digits than its factorization.
85213201252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 544938 (or 544936 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 31.
The spelling of 85213201252 in words is "eighty-five billion, two hundred thirteen million, two hundred one thousand, two hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •