Base | Representation |
---|---|
bin | 10001101000101… |
… | …11011001000100 |
3 | 101022101101102111 |
4 | 20310113121010 |
5 | 300333220103 |
6 | 22402550404 |
7 | 3444340420 |
oct | 1064273104 |
9 | 338341374 |
10 | 147945028 |
11 | 76569320 |
12 | 41668404 |
13 | 2485c74a |
14 | 15911b80 |
15 | cec586d |
hex | 8d17644 |
147945028 has 24 divisors (see below), whose sum is σ = 322789824. Its totient is φ = 57640800.
The previous prime is 147945019. The next prime is 147945047. The reversal of 147945028 is 820549741.
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, 239863 + ... + 240478.
It is an arithmetic number, because the mean of its divisors is an integer number (13449576).
Almost surely, 2147945028 is an apocalyptic number.
It is an amenable number.
147945028 is an abundant number, since it is smaller than the sum of its proper divisors (174844796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147945028 is a wasteful number, since it uses less digits than its factorization.
147945028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 480363 (or 480361 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 40.
The square root of 147945028 is about 12163.2655154773. The cubic root of 147945028 is about 528.8917485336.
The spelling of 147945028 in words is "one hundred forty-seven million, nine hundred forty-five thousand, twenty-eight".
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