Base | Representation |
---|---|
bin | 11010011111010011… |
… | …10111101110011111 |
3 | 1100201002211210002010 |
4 | 31033221313232133 |
5 | 213111121344421 |
6 | 10311055202303 |
7 | 1012262604135 |
oct | 151751675637 |
9 | 40632753063 |
10 | 14221278111 |
11 | 60385a4807 |
12 | 290a816393 |
13 | 1458406281 |
14 | 98ca37755 |
15 | 583792076 |
hex | 34fa77b9f |
14221278111 has 16 divisors (see below), whose sum is σ = 19058643968. Its totient is φ = 9432482400.
The previous prime is 14221278011. The next prime is 14221278131. The reversal of 14221278111 is 11187212241.
It is not a de Polignac number, because 14221278111 - 29 = 14221277599 is a prime.
It is a super-2 number, since 2×142212781112 (a number of 21 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 (14221278131) 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, 579021 + ... + 603081.
It is an arithmetic number, because the mean of its divisors is an integer number (1191165248).
Almost surely, 214221278111 is an apocalyptic number.
14221278111 is a deficient number, since it is larger than the sum of its proper divisors (4837365857).
14221278111 is a wasteful number, since it uses less digits than its factorization.
14221278111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25062.
The product of its digits is 1792, while the sum is 30.
The spelling of 14221278111 in words is "fourteen billion, two hundred twenty-one million, two hundred seventy-eight thousand, one hundred eleven".
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