Base | Representation |
---|---|
bin | 10001101000011… |
… | …01110001011100 |
3 | 101022022101101020 |
4 | 20310031301130 |
5 | 300330440003 |
6 | 22402044140 |
7 | 3444114513 |
oct | 1064156134 |
9 | 338271336 |
10 | 147905628 |
11 | 76541762 |
12 | 41649650 |
13 | 24847830 |
14 | 1590167a |
15 | ceb8d53 |
hex | 8d0dc5c |
147905628 has 48 divisors (see below), whose sum is σ = 373309440. Its totient is φ = 45307584.
The previous prime is 147905623. The next prime is 147905657. The reversal of 147905628 is 826509741.
It is a self number, because there is not a number n which added to its sum of digits gives 147905628.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (147905623) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 35301 + ... + 39267.
It is an arithmetic number, because the mean of its divisors is an integer number (7777280).
Almost surely, 2147905628 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 147905628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186654720).
147905628 is an abundant number, since it is smaller than the sum of its proper divisors (225403812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147905628 is a wasteful number, since it uses less digits than its factorization.
147905628 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4226 (or 4224 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 42.
The square root of 147905628 is about 12161.6457767853. The cubic root of 147905628 is about 528.8447937394.
The spelling of 147905628 in words is "one hundred forty-seven million, nine hundred five thousand, six hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •