Base | Representation |
---|---|
bin | 10001110111110… |
… | …11011100111011 |
3 | 101110010010012020 |
4 | 20323323130323 |
5 | 301340141424 |
6 | 22513245523 |
7 | 3500236053 |
oct | 1073733473 |
9 | 343103166 |
10 | 149927739 |
11 | 776a2a25 |
12 | 422638a3 |
13 | 250a5050 |
14 | 15caa563 |
15 | d268079 |
hex | 8efb73b |
149927739 has 8 divisors (see below), whose sum is σ = 215280912. Its totient is φ = 92263200.
The previous prime is 149927717. The next prime is 149927753. The reversal of 149927739 is 937729941.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 149927739 - 25 = 149927707 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 149927691 and 149927700.
It is not an unprimeable number, because it can be changed into a prime (149927779) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1922112 + ... + 1922189.
It is an arithmetic number, because the mean of its divisors is an integer number (26910114).
Almost surely, 2149927739 is an apocalyptic number.
149927739 is a deficient number, since it is larger than the sum of its proper divisors (65353173).
149927739 is a wasteful number, since it uses less digits than its factorization.
149927739 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3844317.
The product of its digits is 857304, while the sum is 51.
The square root of 149927739 is about 12244.4983155701. The cubic root of 149927739 is about 531.2439500303.
The spelling of 149927739 in words is "one hundred forty-nine million, nine hundred twenty-seven thousand, seven hundred thirty-nine".
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