Base | Representation |
---|---|
bin | 10011110101111… |
… | …11110100000000 |
3 | 102121020002010002 |
4 | 21322333310000 |
5 | 320103220142 |
6 | 24303455132 |
7 | 4060615040 |
oct | 1172776400 |
9 | 377202102 |
10 | 166460672 |
11 | 85a65404 |
12 | 478b74a8 |
13 | 28643351 |
14 | 18171720 |
15 | e931a32 |
hex | 9ebfd00 |
166460672 has 72 divisors (see below), whose sum is σ = 399806400. Its totient is φ = 67571712.
The previous prime is 166460641. The next prime is 166460677. The reversal of 166460672 is 276064661.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (166460677) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31604 + ... + 36492.
Almost surely, 2166460672 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 166460672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199903200).
166460672 is an abundant number, since it is smaller than the sum of its proper divisors (233345728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
166460672 is an equidigital number, since it uses as much as digits as its factorization.
166460672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4931 (or 4917 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 38.
The square root of 166460672 is about 12901.9638815182. The cubic root of 166460672 is about 550.0943882084.
The spelling of 166460672 in words is "one hundred sixty-six million, four hundred sixty thousand, six hundred seventy-two".
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