Base | Representation |
---|---|
bin | 10001100011010… |
… | …11011111100010 |
3 | 101021001121120210 |
4 | 20301223133202 |
5 | 300143202210 |
6 | 22335514550 |
7 | 3435345564 |
oct | 1061533742 |
9 | 337047523 |
10 | 147240930 |
11 | 76128321 |
12 | 41388a56 |
13 | 24674115 |
14 | 157ab334 |
15 | cdd6e20 |
hex | 8c6b7e2 |
147240930 has 16 divisors (see below), whose sum is σ = 353378304. Its totient is φ = 39264240.
The previous prime is 147240923. The next prime is 147240941. The reversal of 147240930 is 39042741.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 4908031 = 147240930 / (1 + 4 + 7 + 2 + 4 + 0 + 9 + 3 + 0).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2453986 + ... + 2454045.
It is an arithmetic number, because the mean of its divisors is an integer number (22086144).
Almost surely, 2147240930 is an apocalyptic number.
147240930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
147240930 is an abundant number, since it is smaller than the sum of its proper divisors (206137374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147240930 is a wasteful number, since it uses less digits than its factorization.
147240930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4908041.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 147240930 is about 12134.2873709172. The cubic root of 147240930 is about 528.0513824536.
The spelling of 147240930 in words is "one hundred forty-seven million, two hundred forty thousand, nine hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •