Base | Representation |
---|---|
bin | 1100011111100110110… |
… | …0010111110010011101 |
3 | 202112000210211121021120 |
4 | 3013321230113302131 |
5 | 12004041443243221 |
6 | 242334434521153 |
7 | 21336020423553 |
oct | 3077154276235 |
9 | 675023747246 |
10 | 214642556061 |
11 | 830361442aa |
12 | 357234361b9 |
13 | 17318aa6a2b |
14 | a562a5bbd3 |
15 | 58b3bce5c6 |
hex | 31f9b17c9d |
214642556061 has 16 divisors (see below), whose sum is σ = 286571877504. Its totient is φ = 142904228544.
The previous prime is 214642556039. The next prime is 214642556069. The reversal of 214642556061 is 160655246412.
It is not a de Polignac number, because 214642556061 - 26 = 214642555997 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214642556069) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11864755 + ... + 11882831.
It is an arithmetic number, because the mean of its divisors is an integer number (17910742344).
Almost surely, 2214642556061 is an apocalyptic number.
It is an amenable number.
214642556061 is a deficient number, since it is larger than the sum of its proper divisors (71929321443).
214642556061 is a wasteful number, since it uses less digits than its factorization.
214642556061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23140.
The product of its (nonzero) digits is 345600, while the sum is 42.
The spelling of 214642556061 in words is "two hundred fourteen billion, six hundred forty-two million, five hundred fifty-six thousand, sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •