Base | Representation |
---|---|
bin | 10001110111001… |
… | …10010010111101 |
3 | 101102221201022211 |
4 | 20323212102331 |
5 | 301324403320 |
6 | 22511340421 |
7 | 3466425322 |
oct | 1073462275 |
9 | 342851284 |
10 | 149841085 |
11 | 77643909 |
12 | 42221711 |
13 | 25074784 |
14 | 15c86b49 |
15 | d24c55a |
hex | 8ee64bd |
149841085 has 4 divisors (see below), whose sum is σ = 179809308. Its totient is φ = 119872864.
The previous prime is 149841047. The next prime is 149841089. The reversal of 149841085 is 580148941.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 75846681 + 73994404 = 8709^2 + 8602^2 .
It is a cyclic number.
It is not a de Polignac number, because 149841085 - 29 = 149840573 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149841089) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14984104 + ... + 14984113.
It is an arithmetic number, because the mean of its divisors is an integer number (44952327).
Almost surely, 2149841085 is an apocalyptic number.
It is an amenable number.
149841085 is a deficient number, since it is larger than the sum of its proper divisors (29968223).
149841085 is an equidigital number, since it uses as much as digits as its factorization.
149841085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29968222.
The product of its (nonzero) digits is 46080, while the sum is 40.
The square root of 149841085 is about 12240.9593169817. The cubic root of 149841085 is about 531.1415823046.
The spelling of 149841085 in words is "one hundred forty-nine million, eight hundred forty-one thousand, eighty-five".
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