Base | Representation |
---|---|
bin | 1100010110100001001… |
… | …0010100010111011011 |
3 | 202021201210102211121201 |
4 | 3011220102110113123 |
5 | 11434042433424404 |
6 | 241252411215031 |
7 | 21221405664613 |
oct | 3055022242733 |
9 | 667653384551 |
10 | 212203029979 |
11 | 81aa4095246 |
12 | 35162447477 |
13 | 1701a55c185 |
14 | a3b0a6da43 |
15 | 57be94bca4 |
hex | 31684945db |
212203029979 has 2 divisors, whose sum is σ = 212203029980. Its totient is φ = 212203029978.
The previous prime is 212203029967. The next prime is 212203030033. The reversal of 212203029979 is 979920302212.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 212203029979 - 25 = 212203029947 is a prime.
It is not a weakly prime, because it can be changed into another prime (212203029919) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106101514989 + 106101514990.
It is an arithmetic number, because the mean of its divisors is an integer number (106101514990).
Almost surely, 2212203029979 is an apocalyptic number.
212203029979 is a deficient number, since it is larger than the sum of its proper divisors (1).
212203029979 is an equidigital number, since it uses as much as digits as its factorization.
212203029979 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 244944, while the sum is 46.
The spelling of 212203029979 in words is "two hundred twelve billion, two hundred three million, twenty-nine thousand, nine hundred seventy-nine".
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