Base | Representation |
---|---|
bin | 1100011111001110111… |
… | …1101111101101110101 |
3 | 202111202212002022102101 |
4 | 3013303233233231311 |
5 | 12003340422332310 |
6 | 242320512142101 |
7 | 21333366342241 |
oct | 3076357575565 |
9 | 674685068371 |
10 | 214542777205 |
11 | 82a94893a39 |
12 | 356b5b37931 |
13 | 1730120caa3 |
14 | a5536c7421 |
15 | 58aa07043a |
hex | 31f3befb75 |
214542777205 has 16 divisors (see below), whose sum is σ = 284447510784. Its totient is φ = 154514694400.
The previous prime is 214542777199. The next prime is 214542777209. The reversal of 214542777205 is 502777245412.
It is not a de Polignac number, because 214542777205 - 27 = 214542777077 is a prime.
It is a super-2 number, since 2×2145427772052 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214542777209) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54868321 + ... + 54872230.
It is an arithmetic number, because the mean of its divisors is an integer number (17777969424).
Almost surely, 2214542777205 is an apocalyptic number.
It is an amenable number.
214542777205 is a deficient number, since it is larger than the sum of its proper divisors (69904733579).
214542777205 is a wasteful number, since it uses less digits than its factorization.
214542777205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109740596.
The product of its (nonzero) digits is 1097600, while the sum is 46.
The spelling of 214542777205 in words is "two hundred fourteen billion, five hundred forty-two million, seven hundred seventy-seven thousand, two hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •