Base | Representation |
---|---|
bin | 1100010101110101001… |
… | …1110110000011101011 |
3 | 202021020221221002100210 |
4 | 3011131103312003223 |
5 | 11433203313140442 |
6 | 241222232232203 |
7 | 21214011515442 |
oct | 3053523660353 |
9 | 667227832323 |
10 | 212018880747 |
11 | 81a0a1491a3 |
12 | 3511083b663 |
13 | 16cbb36482b |
14 | a394415d59 |
15 | 57ad6c419c |
hex | 315d4f60eb |
212018880747 has 8 divisors (see below), whose sum is σ = 282694003344. Its totient is φ = 141344839328.
The previous prime is 212018880701. The next prime is 212018880791. The reversal of 212018880747 is 747088810212.
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 212018880747 - 220 = 212017832171 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 212018880696 and 212018880705.
It is not an unprimeable number, because it can be changed into a prime (212018880947) 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, 504793 + ... + 823925.
It is an arithmetic number, because the mean of its divisors is an integer number (35336750418).
Almost surely, 2212018880747 is an apocalyptic number.
212018880747 is a deficient number, since it is larger than the sum of its proper divisors (70675122597).
212018880747 is a wasteful number, since it uses less digits than its factorization.
212018880747 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 540589.
The product of its (nonzero) digits is 401408, while the sum is 48.
The spelling of 212018880747 in words is "two hundred twelve billion, eighteen million, eight hundred eighty thousand, seven hundred forty-seven".
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