Base | Representation |
---|---|
bin | 1011111101110101… |
… | …0001000000111000 |
3 | 22021212011121102212 |
4 | 2333131101000320 |
5 | 23034300320440 |
6 | 1250422514252 |
7 | 142412366456 |
oct | 27735210070 |
9 | 8255147385 |
10 | 3212120120 |
11 | 13a9181430 |
12 | 757895988 |
13 | 3c26233c1 |
14 | 2268619d6 |
15 | 13bee4465 |
hex | bf751038 |
3212120120 has 128 divisors (see below), whose sum is σ = 8088050880. Its totient is φ = 1138176000.
The previous prime is 3212120117. The next prime is 3212120137. The reversal of 3212120120 is 210212123.
It is a happy number.
3212120120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 3212120095 and 3212120104.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4220540 + ... + 4221300.
Almost surely, 23212120120 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3212120120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4044025440).
3212120120 is an abundant number, since it is smaller than the sum of its proper divisors (4875930760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3212120120 is a wasteful number, since it uses less digits than its factorization.
3212120120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1017 (or 1013 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 3212120120 is about 56675.5689869983. The cubic root of 3212120120 is about 1475.4707098663.
Adding to 3212120120 its reverse (210212123), we get a palindrome (3422332243).
The spelling of 3212120120 in words is "three billion, two hundred twelve million, one hundred twenty thousand, one hundred twenty".
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