Base | Representation |
---|---|
bin | 10011100100111… |
… | …10000110110100 |
3 | 102110000111222110 |
4 | 21302132012310 |
5 | 314020203320 |
6 | 24143531020 |
7 | 4032615300 |
oct | 1162360664 |
9 | 373014873 |
10 | 164225460 |
11 | 84779023 |
12 | 46bb9a70 |
13 | 2803cb39 |
14 | 17b4cd00 |
15 | e63e5e0 |
hex | 9c9e1b4 |
164225460 has 144 divisors (see below), whose sum is σ = 542154816. Its totient is φ = 37029888.
The previous prime is 164225449. The next prime is 164225483. The reversal of 164225460 is 64522461.
164225460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 243684 + ... + 244356.
It is an arithmetic number, because the mean of its divisors is an integer number (3764964).
Almost surely, 2164225460 is an apocalyptic number.
164225460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 164225460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271077408).
164225460 is an abundant number, since it is smaller than the sum of its proper divisors (377929356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164225460 is a wasteful number, since it uses less digits than its factorization.
164225460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 782 (or 773 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 30.
The square root of 164225460 is about 12815.0481856293. The cubic root of 164225460 is about 547.6210862060.
The spelling of 164225460 in words is "one hundred sixty-four million, two hundred twenty-five thousand, four hundred sixty".
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