Base | Representation |
---|---|
bin | 1110011001001… |
… | …01100100110101 |
3 | 22102012020100101 |
4 | 13030211210311 |
5 | 221402141044 |
6 | 15551514101 |
7 | 2664163045 |
oct | 714454465 |
9 | 272166311 |
10 | 120740149 |
11 | 62177952 |
12 | 34528931 |
13 | 1c025a9a |
14 | 1206d725 |
15 | a8eecd4 |
hex | 7325935 |
120740149 has 2 divisors, whose sum is σ = 120740150. Its totient is φ = 120740148.
The previous prime is 120740143. The next prime is 120740153. The reversal of 120740149 is 941047021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 84824100 + 35916049 = 9210^2 + 5993^2 .
It is an emirp because it is prime and its reverse (941047021) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 120740149 - 225 = 87185717 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120740143) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60370074 + 60370075.
It is an arithmetic number, because the mean of its divisors is an integer number (60370075).
Almost surely, 2120740149 is an apocalyptic number.
It is an amenable number.
120740149 is a deficient number, since it is larger than the sum of its proper divisors (1).
120740149 is an equidigital number, since it uses as much as digits as its factorization.
120740149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2016, while the sum is 28.
The square root of 120740149 is about 10988.1822427552. The cubic root of 120740149 is about 494.2544283740.
The spelling of 120740149 in words is "one hundred twenty million, seven hundred forty thousand, one hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •