Base | Representation |
---|---|
bin | 10001110111101… |
… | …10011010100111 |
3 | 101110002001220020 |
4 | 20323312122213 |
5 | 301334011421 |
6 | 22513010223 |
7 | 3500121654 |
oct | 1073663247 |
9 | 343061806 |
10 | 149907111 |
11 | 77689482 |
12 | 42253973 |
13 | 25098843 |
14 | 15ca2c2b |
15 | d261dc6 |
hex | 8ef66a7 |
149907111 has 16 divisors (see below), whose sum is σ = 209115648. Its totient is φ = 95422400.
The previous prime is 149907101. The next prime is 149907143. The reversal of 149907111 is 111709941.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-149907111 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149907101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7185 + ... + 18746.
It is an arithmetic number, because the mean of its divisors is an integer number (13069728).
Almost surely, 2149907111 is an apocalyptic number.
149907111 is a deficient number, since it is larger than the sum of its proper divisors (59208537).
149907111 is a wasteful number, since it uses less digits than its factorization.
149907111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26022.
The product of its (nonzero) digits is 2268, while the sum is 33.
The square root of 149907111 is about 12243.6559491028. The cubic root of 149907111 is about 531.2195849531.
The spelling of 149907111 in words is "one hundred forty-nine million, nine hundred seven thousand, one hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •