Base | Representation |
---|---|
bin | 1100010110100000101… |
… | …1011000010010010110 |
3 | 202021201200000102111020 |
4 | 3011220023120102112 |
5 | 11434042002223110 |
6 | 241252304222010 |
7 | 21221354350554 |
oct | 3055013302226 |
9 | 667650012436 |
10 | 212201211030 |
11 | 81aa3062686 |
12 | 3516190a906 |
13 | 1701a073283 |
14 | a3b0718bd4 |
15 | 57be6dcd70 |
hex | 31682d8496 |
212201211030 has 64 divisors (see below), whose sum is σ = 537396871680. Its totient is φ = 53518505216.
The previous prime is 212201211011. The next prime is 212201211049. The reversal of 212201211030 is 30112102212.
It is an interprime number because it is at equal distance from previous prime (212201211011) and next prime (212201211049).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
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, 1666332 + ... + 1789151.
It is an arithmetic number, because the mean of its divisors is an integer number (8396826120).
Almost surely, 2212201211030 is an apocalyptic number.
212201211030 is an abundant number, since it is smaller than the sum of its proper divisors (325195660650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212201211030 is a wasteful number, since it uses less digits than its factorization.
212201211030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3455605.
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 212201211030 its reverse (30112102212), we get a palindrome (242313313242).
The spelling of 212201211030 in words is "two hundred twelve billion, two hundred one million, two hundred eleven thousand, thirty".
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