Base | Representation |
---|---|
bin | 1101011011101… |
… | …01010111110101 |
3 | 21212000122200200 |
4 | 12231311113311 |
5 | 212321202024 |
6 | 15103031113 |
7 | 2535515265 |
oct | 655652765 |
9 | 255018620 |
10 | 112678389 |
11 | 58670a3a |
12 | 3189b499 |
13 | 1a462505 |
14 | 10d717a5 |
15 | 9d5b2c9 |
hex | 6b755f5 |
112678389 has 18 divisors (see below), whose sum is σ = 165282390. Its totient is φ = 73971216.
The previous prime is 112678381. The next prime is 112678409. The reversal of 112678389 is 983876211.
112678389 is a `hidden beast` number, since 1 + 1 + 267 + 8 + 389 = 666.
It can be written as a sum of positive squares in only one way, i.e., 101002500 + 11675889 = 10050^2 + 3417^2 .
It is not a de Polignac number, because 112678389 - 23 = 112678381 is a prime.
It is a super-3 number, since 3×1126783893 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112678381) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 39007 + ... + 41795.
It is an arithmetic number, because the mean of its divisors is an integer number (9182355).
Almost surely, 2112678389 is an apocalyptic number.
It is an amenable number.
112678389 is a deficient number, since it is larger than the sum of its proper divisors (52604001).
112678389 is an equidigital number, since it uses as much as digits as its factorization.
112678389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2929 (or 2859 counting only the distinct ones).
The product of its digits is 145152, while the sum is 45.
The square root of 112678389 is about 10615.0077249148. The cubic root of 112678389 is about 482.9997170889. Note that the first 3 decimals are identical.
The spelling of 112678389 in words is "one hundred twelve million, six hundred seventy-eight thousand, three hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •