Base | Representation |
---|---|
bin | 10001110010100… |
… | …11110010111001 |
3 | 101101211020012002 |
4 | 20321103302321 |
5 | 301201203032 |
6 | 22450430345 |
7 | 3461346002 |
oct | 1071236271 |
9 | 341736162 |
10 | 149241017 |
11 | 77273a92 |
12 | 41b923b5 |
13 | 24bc45c3 |
14 | 15b6c1a9 |
15 | d17e862 |
hex | 8e53cb9 |
149241017 has 8 divisors (see below), whose sum is σ = 153683400. Its totient is φ = 144820224.
The previous prime is 149240983. The next prime is 149241061. The reversal of 149241017 is 710142941.
It can be written as a sum of positive squares in 4 ways, for example, as 6295081 + 142945936 = 2509^2 + 11956^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 149241017 - 212 = 149236921 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (149241817) 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, 9209 + ... + 19577.
It is an arithmetic number, because the mean of its divisors is an integer number (19210425).
Almost surely, 2149241017 is an apocalyptic number.
It is an amenable number.
149241017 is a deficient number, since it is larger than the sum of its proper divisors (4442383).
149241017 is a wasteful number, since it uses less digits than its factorization.
149241017 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10795.
The product of its (nonzero) digits is 2016, while the sum is 29.
The square root of 149241017 is about 12216.4240676231. The cubic root of 149241017 is about 530.4316135257.
Adding to 149241017 its reverse (710142941), we get a palindrome (859383958).
The spelling of 149241017 in words is "one hundred forty-nine million, two hundred forty-one thousand, seventeen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •