Base | Representation |
---|---|
bin | 11001010001101… |
… | …10101111011100 |
3 | 112202222120111101 |
4 | 30220312233130 |
5 | 413240132242 |
6 | 33012402444 |
7 | 5153165266 |
oct | 1450665734 |
9 | 482876441 |
10 | 212036572 |
11 | a9764240 |
12 | 5b016424 |
13 | 34c0cb37 |
14 | 20236b36 |
15 | 139359b7 |
hex | ca36bdc |
212036572 has 24 divisors (see below), whose sum is σ = 408813552. Its totient is φ = 95424000.
The previous prime is 212036567. The next prime is 212036579. The reversal of 212036572 is 275630212.
It is a super-2 number, since 2×2120365722 = 89919015731022368, which contains 22 as substring.
It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 212036572.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212036579) 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, 19413 + ... + 28300.
It is an arithmetic number, because the mean of its divisors is an integer number (17033898).
Almost surely, 2212036572 is an apocalyptic number.
212036572 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
212036572 is a deficient number, since it is larger than the sum of its proper divisors (196776980).
212036572 is a wasteful number, since it uses less digits than its factorization.
212036572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47829 (or 47827 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 28.
The square root of 212036572 is about 14561.4756120388. The cubic root of 212036572 is about 596.3074813867.
Adding to 212036572 its reverse (275630212), we get a palindrome (487666784).
The spelling of 212036572 in words is "two hundred twelve million, thirty-six thousand, five hundred seventy-two".
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