Base | Representation |
---|---|
bin | 11001010001011… |
… | …01110101111000 |
3 | 112202220201111022 |
4 | 30220231311320 |
5 | 413233000440 |
6 | 33011522012 |
7 | 5152654103 |
oct | 1450556570 |
9 | 482821438 |
10 | 212000120 |
11 | a9739912 |
12 | 5abb9308 |
13 | 34bc9377 |
14 | 2022773a |
15 | 13929cb5 |
hex | ca2dd78 |
212000120 has 16 divisors (see below), whose sum is σ = 477000360. Its totient is φ = 84800032.
The previous prime is 212000101. The next prime is 212000137. The reversal of 212000120 is 21000212.
It is a Harshad number since it is a multiple of its sum of digits (8).
It is a junction number, because it is equal to n+sod(n) for n = 212000098 and 212000107.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2649962 + ... + 2650041.
Almost surely, 2212000120 is an apocalyptic number.
212000120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212000120 is an abundant number, since it is smaller than the sum of its proper divisors (265000240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212000120 is a wasteful number, since it uses less digits than its factorization.
212000120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5300014 (or 5300010 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 8.
The square root of 212000120 is about 14560.2238993774. The cubic root of 212000120 is about 596.2733082787.
Adding to 212000120 its reverse (21000212), we get a palindrome (233000332).
The spelling of 212000120 in words is "two hundred twelve million, one hundred twenty", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.092 sec. • engine limits •