Base | Representation |
---|---|
bin | 110010110010101… |
… | …010111000111000 |
3 | 2012101110101100202 |
4 | 302302222320320 |
5 | 3221122044142 |
6 | 220320221332 |
7 | 30055046612 |
oct | 6262527070 |
9 | 2171411322 |
10 | 852143672 |
11 | 3a8016176 |
12 | 1b946a848 |
13 | 10770bc33 |
14 | 8125ddb2 |
15 | 4ec27032 |
hex | 32caae38 |
852143672 has 32 divisors (see below), whose sum is σ = 1655186400. Its totient is φ = 410995200.
The previous prime is 852143659. The next prime is 852143681. The reversal of 852143672 is 276341258.
It is a happy number.
852143672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-4 number, since 4×8521436724 (a number of 37 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14597 + ... + 43787.
It is an arithmetic number, because the mean of its divisors is an integer number (51724575).
Almost surely, 2852143672 is an apocalyptic number.
852143672 is a gapful number since it is divisible by the number (82) formed by its first and last digit.
It is a pronic number, being equal to 29191×29192.
It is an amenable number.
852143672 is a deficient number, since it is larger than the sum of its proper divisors (803042728).
852143672 is a wasteful number, since it uses less digits than its factorization.
852143672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29327 (or 29323 counting only the distinct ones).
The product of its digits is 80640, while the sum is 38.
The square root of 852143672 is about 29191.4999957179. The cubic root of 852143672 is about 948.0638951160.
The spelling of 852143672 in words is "eight hundred fifty-two million, one hundred forty-three thousand, six hundred seventy-two".
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