Base | Representation |
---|---|
bin | 10001110001101… |
… | …11111010101011 |
3 | 101101121102112211 |
4 | 20320313322223 |
5 | 301134024302 |
6 | 22444145551 |
7 | 3460362043 |
oct | 1070677253 |
9 | 341542484 |
10 | 149126827 |
11 | 771a6213 |
12 | 41b382b7 |
13 | 24b84635 |
14 | 15b3c723 |
15 | d15aad7 |
hex | 8e37eab |
149126827 has 4 divisors (see below), whose sum is σ = 149167936. Its totient is φ = 149085720.
The previous prime is 149126773. The next prime is 149126837. The reversal of 149126827 is 728621941.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 728621941 = 2521 ⋅289021.
It is a cyclic number.
It is not a de Polignac number, because 149126827 - 215 = 149094059 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 149126827.
It is not an unprimeable number, because it can be changed into a prime (149126837) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14523 + ... + 22564.
It is an arithmetic number, because the mean of its divisors is an integer number (37291984).
Almost surely, 2149126827 is an apocalyptic number.
149126827 is a deficient number, since it is larger than the sum of its proper divisors (41109).
149126827 is an equidigital number, since it uses as much as digits as its factorization.
149126827 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41108.
The product of its digits is 48384, while the sum is 40.
The square root of 149126827 is about 12211.7495470551. The cubic root of 149126827 is about 530.2962945143.
The spelling of 149126827 in words is "one hundred forty-nine million, one hundred twenty-six thousand, eight hundred twenty-seven".
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