Base | Representation |
---|---|
bin | 10001110001001… |
… | …00111110011010 |
3 | 101101110111010022 |
4 | 20320210332122 |
5 | 301124033432 |
6 | 22442350442 |
7 | 3456616616 |
oct | 1070447632 |
9 | 341414108 |
10 | 149049242 |
11 | 771529a1 |
12 | 41abb422 |
13 | 24b58224 |
14 | 15b1c346 |
15 | d142b12 |
hex | 8e24f9a |
149049242 has 8 divisors (see below), whose sum is σ = 226267776. Its totient is φ = 73626652.
The previous prime is 149049211. The next prime is 149049259. The reversal of 149049242 is 242940941.
It is a happy number.
149049242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448778 + ... + 449109.
It is an arithmetic number, because the mean of its divisors is an integer number (28283472).
Almost surely, 2149049242 is an apocalyptic number.
149049242 is a deficient number, since it is larger than the sum of its proper divisors (77218534).
149049242 is an equidigital number, since it uses as much as digits as its factorization.
149049242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 897972.
The product of its (nonzero) digits is 20736, while the sum is 35.
The square root of 149049242 is about 12208.5724800240. The cubic root of 149049242 is about 530.2043142495.
The spelling of 149049242 in words is "one hundred forty-nine million, forty-nine thousand, two hundred forty-two".
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