Base | Representation |
---|---|
bin | 1011111101110100… |
… | …0001000111101100 |
3 | 22021212001022010202 |
4 | 2333131001013230 |
5 | 23034241230040 |
6 | 1250421253032 |
7 | 142412005616 |
oct | 27735010754 |
9 | 8255038122 |
10 | 3212055020 |
11 | 13a9137529 |
12 | 757864178 |
13 | 3c25cc895 |
14 | 226845db6 |
15 | 13bed0015 |
hex | bf7411ec |
3212055020 has 48 divisors (see below), whose sum is σ = 6795264000. Its totient is φ = 1275341760.
The previous prime is 3212055019. The next prime is 3212055023. The reversal of 3212055020 is 205502123.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 3212054983 and 3212055001.
It is not an unprimeable number, because it can be changed into a prime (3212055023) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2510741 + ... + 2512019.
It is an arithmetic number, because the mean of its divisors is an integer number (141568000).
Almost surely, 23212055020 is an apocalyptic number.
It is an amenable number.
3212055020 is an abundant number, since it is smaller than the sum of its proper divisors (3583208980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3212055020 is a wasteful number, since it uses less digits than its factorization.
3212055020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2118 (or 2116 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 3212055020 is about 56674.9946625494. The cubic root of 3212055020 is about 1475.4607420165.
Adding to 3212055020 its reverse (205502123), we get a palindrome (3417557143).
The spelling of 3212055020 in words is "three billion, two hundred twelve million, fifty-five thousand, twenty".
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