Base | Representation |
---|---|
bin | 11010001111100… |
… | …10001010110100 |
3 | 120100020111012220 |
4 | 31013302022310 |
5 | 422324104213 |
6 | 33502242340 |
7 | 5312124066 |
oct | 1507621264 |
9 | 510214186 |
10 | 220144308 |
11 | 1032a174a |
12 | 618863b0 |
13 | 367bb307 |
14 | 21347736 |
15 | 144d7e23 |
hex | d1f22b4 |
220144308 has 48 divisors (see below), whose sum is σ = 520826880. Its totient is φ = 72367200.
The previous prime is 220144297. The next prime is 220144367. The reversal of 220144308 is 803441022.
220144308 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318243 + ... + 318933.
It is an arithmetic number, because the mean of its divisors is an integer number (10850560).
Almost surely, 2220144308 is an apocalyptic number.
It is an amenable number.
220144308 is an abundant number, since it is smaller than the sum of its proper divisors (300682572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220144308 is a wasteful number, since it uses less digits than its factorization.
220144308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1028 (or 1026 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 24.
The square root of 220144308 is about 14837.2607984088. The cubic root of 220144308 is about 603.8130387821.
The spelling of 220144308 in words is "two hundred twenty million, one hundred forty-four thousand, three hundred eight".
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