Base | Representation |
---|---|
bin | 10001110100110… |
… | …01100110000111 |
3 | 101102100202101001 |
4 | 20322121212013 |
5 | 301234330134 |
6 | 22500514131 |
7 | 3463646353 |
oct | 1072314607 |
9 | 342322331 |
10 | 149526919 |
11 | 77449873 |
12 | 420ab947 |
13 | 24c94789 |
14 | 15c04463 |
15 | d1d9414 |
hex | 8e99987 |
149526919 has 8 divisors (see below), whose sum is σ = 154539648. Its totient is φ = 144526080.
The previous prime is 149526899. The next prime is 149526931. The reversal of 149526919 is 919625941.
It is a happy number.
149526919 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 a cyclic number.
It is not a de Polignac number, because 149526919 - 211 = 149524871 is a prime.
It is a super-2 number, since 2×1495269192 = 44716599011265122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149526019) 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, 27819 + ... + 32755.
It is an arithmetic number, because the mean of its divisors is an integer number (19317456).
Almost surely, 2149526919 is an apocalyptic number.
149526919 is a deficient number, since it is larger than the sum of its proper divisors (5012729).
149526919 is an equidigital number, since it uses as much as digits as its factorization.
149526919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5945.
The product of its digits is 174960, while the sum is 46.
The square root of 149526919 is about 12228.1200108602. The cubic root of 149526919 is about 530.7701145742.
The spelling of 149526919 in words is "one hundred forty-nine million, five hundred twenty-six thousand, nine hundred nineteen".
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