Base | Representation |
---|---|
bin | 1101011111001… |
… | …10100101011111 |
3 | 21212220012210120 |
4 | 12233212211133 |
5 | 212431021421 |
6 | 15121010023 |
7 | 2542456245 |
oct | 657464537 |
9 | 255805716 |
10 | 113142111 |
11 | 58958385 |
12 | 31a83913 |
13 | 1a5955c4 |
14 | 11052795 |
15 | 9ded8c6 |
hex | 6be695f |
113142111 has 8 divisors (see below), whose sum is σ = 151342464. Its totient is φ = 75184920.
The previous prime is 113142103. The next prime is 113142143. The reversal of 113142111 is 111241311.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 113142111 - 23 = 113142103 is a prime.
It is a super-2 number, since 2×1131421112 = 25602274563072642, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (113142181) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59701 + ... + 61566.
It is an arithmetic number, because the mean of its divisors is an integer number (18917808).
Almost surely, 2113142111 is an apocalyptic number.
113142111 is a deficient number, since it is larger than the sum of its proper divisors (38200353).
113142111 is a wasteful number, since it uses less digits than its factorization.
113142111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121581.
The product of its digits is 24, while the sum is 15.
The square root of 113142111 is about 10636.8280516327. The cubic root of 113142111 is about 483.6613968821.
Adding to 113142111 its reverse (111241311), we get a palindrome (224383422).
The spelling of 113142111 in words is "one hundred thirteen million, one hundred forty-two thousand, one hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •