Base | Representation |
---|---|
bin | 10001110100010… |
… | …00110111010010 |
3 | 101102020021100210 |
4 | 20322020313102 |
5 | 301230132021 |
6 | 22455224550 |
7 | 3463242510 |
oct | 1072106722 |
9 | 342207323 |
10 | 149458386 |
11 | 77402330 |
12 | 42078156 |
13 | 24c6c51c |
14 | 15bc74b0 |
15 | d1c3e76 |
hex | 8e88dd2 |
149458386 has 64 divisors (see below), whose sum is σ = 376482816. Its totient is φ = 38424000.
The previous prime is 149458367. The next prime is 149458399. The reversal of 149458386 is 683854941.
149458386 = 592 + 602 + ... + 7652.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45061 + ... + 48263.
It is an arithmetic number, because the mean of its divisors is an integer number (5882544).
Almost surely, 2149458386 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 149458386, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188241408).
149458386 is an abundant number, since it is smaller than the sum of its proper divisors (227024430).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149458386 is a wasteful number, since it uses less digits than its factorization.
149458386 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3327.
The product of its digits is 829440, while the sum is 48.
The square root of 149458386 is about 12225.3174191920. The cubic root of 149458386 is about 530.6890125064.
The spelling of 149458386 in words is "one hundred forty-nine million, four hundred fifty-eight thousand, three hundred eighty-six".
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