Base | Representation |
---|---|
bin | 10001110101010… |
… | …00000001011100 |
3 | 101102110202102200 |
4 | 20322220001130 |
5 | 301243223022 |
6 | 22502051500 |
7 | 3464313552 |
oct | 1072500134 |
9 | 342422380 |
10 | 149586012 |
11 | 7748a204 |
12 | 42119b90 |
13 | 24cb5644 |
14 | 15c1bbd2 |
15 | d1ebbac |
hex | 8ea805c |
149586012 has 72 divisors (see below), whose sum is σ = 399759360. Its totient is φ = 47031840.
The previous prime is 149585987. The next prime is 149586023. The reversal of 149586012 is 210685941.
149586012 is a `hidden beast` number, since 1 + 49 + 5 + 8 + 601 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 261687 + ... + 262257.
Almost surely, 2149586012 is an apocalyptic number.
149586012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 149586012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199879680).
149586012 is an abundant number, since it is smaller than the sum of its proper divisors (250173348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149586012 is a wasteful number, since it uses less digits than its factorization.
149586012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 983 (or 978 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The square root of 149586012 is about 12230.5360471240. The cubic root of 149586012 is about 530.8400254364.
The spelling of 149586012 in words is "one hundred forty-nine million, five hundred eighty-six thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •