Base | Representation |
---|---|
bin | 10001110010001… |
… | …10001101010000 |
3 | 101101201101211201 |
4 | 20321012031100 |
5 | 301142412420 |
6 | 22445320544 |
7 | 3461024512 |
oct | 1071061520 |
9 | 341641751 |
10 | 149185360 |
11 | 77236195 |
12 | 41b66154 |
13 | 24ba517c |
14 | 15b55bb2 |
15 | d16d10a |
hex | 8e46350 |
149185360 has 80 divisors (see below), whose sum is σ = 366405120. Its totient is φ = 56376320.
The previous prime is 149185343. The next prime is 149185373. The reversal of 149185360 is 63581941.
It is a tau number, because it is divible by the number of its divisors (80).
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 15 ways as a sum of consecutive naturals, for example, 163305 + ... + 164215.
It is an arithmetic number, because the mean of its divisors is an integer number (4580064).
Almost surely, 2149185360 is an apocalyptic number.
149185360 is a gapful number since it is divisible by the number (10) 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 149185360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183202560).
149185360 is an abundant number, since it is smaller than the sum of its proper divisors (217219760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149185360 is a wasteful number, since it uses less digits than its factorization.
149185360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1036 (or 1030 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 37.
The square root of 149185360 is about 12214.1458972783. The cubic root of 149185360 is about 530.3656667246.
The spelling of 149185360 in words is "one hundred forty-nine million, one hundred eighty-five thousand, three hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •