Base | Representation |
---|---|
bin | 11001001001111… |
… | …00111011100001 |
3 | 112201001120220002 |
4 | 30210330323201 |
5 | 413004411340 |
6 | 32534425345 |
7 | 5141404154 |
oct | 1444747341 |
9 | 481046802 |
10 | 211013345 |
11 | a91254a4 |
12 | 5a802255 |
13 | 3494218a |
14 | 2004bc9b |
15 | 137d2715 |
hex | c93cee1 |
211013345 has 8 divisors (see below), whose sum is σ = 256421760. Its totient is φ = 166673520.
The previous prime is 211013329. The next prime is 211013371. The reversal of 211013345 is 543310112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 211013345 - 24 = 211013329 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266711 + ... + 267500.
It is an arithmetic number, because the mean of its divisors is an integer number (32052720).
Almost surely, 2211013345 is an apocalyptic number.
It is an amenable number.
211013345 is a deficient number, since it is larger than the sum of its proper divisors (45408415).
211013345 is an equidigital number, since it uses as much as digits as its factorization.
211013345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 534295.
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 211013345 is about 14526.2983929148. The cubic root of 211013345 is about 595.3467319729.
Adding to 211013345 its reverse (543310112), we get a palindrome (754323457).
The spelling of 211013345 in words is "two hundred eleven million, thirteen thousand, three hundred forty-five".
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