Base | Representation |
---|---|
bin | 10001110101111… |
… | …01000001100111 |
3 | 101102122010102212 |
4 | 20322331001213 |
5 | 301304001124 |
6 | 22503554035 |
7 | 3465122426 |
oct | 1072750147 |
9 | 342563385 |
10 | 149672039 |
11 | 77538900 |
12 | 4215b91b |
13 | 2501584a |
14 | 15c412bd |
15 | d21740e |
hex | 8ebd067 |
149672039 has 6 divisors (see below), whose sum is σ = 164515680. Its totient is φ = 136065380.
The previous prime is 149672023. The next prime is 149672051. The reversal of 149672039 is 930276941.
It is not a de Polignac number, because 149672039 - 24 = 149672023 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 149671987 and 149672005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149672009) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 618359 + ... + 618600.
It is an arithmetic number, because the mean of its divisors is an integer number (27419280).
Almost surely, 2149672039 is an apocalyptic number.
149672039 is a deficient number, since it is larger than the sum of its proper divisors (14843641).
149672039 is a wasteful number, since it uses less digits than its factorization.
149672039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1236981 (or 1236970 counting only the distinct ones).
The product of its (nonzero) digits is 81648, while the sum is 41.
The square root of 149672039 is about 12234.0524357222. The cubic root of 149672039 is about 530.9417680677.
The spelling of 149672039 in words is "one hundred forty-nine million, six hundred seventy-two thousand, thirty-nine".
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