Base | Representation |
---|---|
bin | 10001110110010… |
… | …10011001001101 |
3 | 101102201220112221 |
4 | 20323022121031 |
5 | 301312224142 |
6 | 22505055341 |
7 | 3465441163 |
oct | 1073123115 |
9 | 342656487 |
10 | 149726797 |
11 | 77575a60 |
12 | 42187551 |
13 | 2503474c |
14 | 15c57233 |
15 | d228767 |
hex | 8eca64d |
149726797 has 8 divisors (see below), whose sum is σ = 168971040. Its totient is φ = 131421360.
The previous prime is 149726789. The next prime is 149726813. The reversal of 149726797 is 797627941.
149726797 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 149726797 - 23 = 149726789 is a prime.
It is a super-2 number, since 2×1497267972 = 44836227479758418, 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 (149726767) 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, 234363 + ... + 235000.
It is an arithmetic number, because the mean of its divisors is an integer number (21121380).
Almost surely, 2149726797 is an apocalyptic number.
It is an amenable number.
149726797 is a deficient number, since it is larger than the sum of its proper divisors (19244243).
149726797 is a wasteful number, since it uses less digits than its factorization.
149726797 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 469403.
The product of its digits is 1333584, while the sum is 52.
The square root of 149726797 is about 12236.2901649152. The cubic root of 149726797 is about 531.0065090946.
The spelling of 149726797 in words is "one hundred forty-nine million, seven hundred twenty-six thousand, seven hundred ninety-seven".
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