Base | Representation |
---|---|
bin | 1100010101110101100… |
… | …0001010001111101101 |
3 | 202021021001001120011112 |
4 | 3011131120022033231 |
5 | 11433204110341023 |
6 | 241222312401405 |
7 | 21214024236545 |
oct | 3053530121755 |
9 | 667231046145 |
10 | 212020012013 |
11 | 81a0a851127 |
12 | 351110a6265 |
13 | 16cbb66c714 |
14 | a39462c325 |
15 | 57ad849478 |
hex | 315d60a3ed |
212020012013 has 8 divisors (see below), whose sum is σ = 219364027680. Its totient is φ = 204678195120.
The previous prime is 212020012007. The next prime is 212020012031. The reversal of 212020012013 is 310210020212.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 212020012013 - 212 = 212020007917 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212020012213) 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, 352295 + ... + 740372.
It is an arithmetic number, because the mean of its divisors is an integer number (27420503460).
Almost surely, 2212020012013 is an apocalyptic number.
It is an amenable number.
212020012013 is a deficient number, since it is larger than the sum of its proper divisors (7344015667).
212020012013 is a wasteful number, since it uses less digits than its factorization.
212020012013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1099387.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 212020012013 its reverse (310210020212), we get a palindrome (522230032225).
The spelling of 212020012013 in words is "two hundred twelve billion, twenty million, twelve thousand, thirteen".
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