Base | Representation |
---|---|
bin | 10011100100010… |
… | …10001000000000 |
3 | 102102212100201012 |
4 | 21302022020000 |
5 | 314010043431 |
6 | 24142100052 |
7 | 4032124550 |
oct | 1162121000 |
9 | 372770635 |
10 | 164143616 |
11 | 8472258a |
12 | 46b7a628 |
13 | 28011800 |
14 | 17b2b160 |
15 | e62522b |
hex | 9c8a200 |
164143616 has 120 divisors (see below), whose sum is σ = 407366784. Its totient is φ = 64696320.
The previous prime is 164143591. The next prime is 164143631. The reversal of 164143616 is 616341461.
164143616 is digitally balanced in base 3, 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 (32).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 605561 + ... + 605831.
Almost surely, 2164143616 is an apocalyptic number.
164143616 is a gapful number since it is divisible by the number (16) 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 164143616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203683392).
164143616 is an abundant number, since it is smaller than the sum of its proper divisors (243223168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164143616 is an equidigital number, since it uses as much as digits as its factorization.
164143616 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 322 (or 293 counting only the distinct ones).
The product of its digits is 10368, while the sum is 32.
The square root of 164143616 is about 12811.8545105695. The cubic root of 164143616 is about 547.5300996080.
The spelling of 164143616 in words is "one hundred sixty-four million, one hundred forty-three thousand, six hundred sixteen".
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