Base | Representation |
---|---|
bin | 10001100010100… |
… | …11111110101100 |
3 | 101020212201110202 |
4 | 20301103332230 |
5 | 300132111440 |
6 | 22333453032 |
7 | 3434465030 |
oct | 1061237654 |
9 | 336781422 |
10 | 147144620 |
11 | 76071a27 |
12 | 41341178 |
13 | 2463c32c |
14 | 157841c0 |
15 | cdb8615 |
hex | 8c53fac |
147144620 has 48 divisors (see below), whose sum is σ = 353844288. Its totient is φ = 50350080.
The previous prime is 147144617. The next prime is 147144629. The reversal of 147144620 is 26441741.
It is a happy number.
147144620 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (147144629) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122744 + ... + 123936.
It is an arithmetic number, because the mean of its divisors is an integer number (7371756).
Almost surely, 2147144620 is an apocalyptic number.
147144620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
147144620 is an abundant number, since it is smaller than the sum of its proper divisors (206699668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147144620 is a wasteful number, since it uses less digits than its factorization.
147144620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2090 (or 2088 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 147144620 is about 12130.3182151170. The cubic root of 147144620 is about 527.9362248882.
The spelling of 147144620 in words is "one hundred forty-seven million, one hundred forty-four thousand, six hundred twenty".
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