Base | Representation |
---|---|
bin | 10011110111011… |
… | …10101000001110 |
3 | 102121120211011020 |
4 | 21323232220032 |
5 | 320130334210 |
6 | 24311535010 |
7 | 4062344100 |
oct | 1173565016 |
9 | 377524136 |
10 | 166652430 |
11 | 8608648a |
12 | 4798a466 |
13 | 286ac709 |
14 | 181c1570 |
15 | e96d770 |
hex | 9eeea0e |
166652430 has 96 divisors (see below), whose sum is σ = 471943584. Its totient is φ = 37545984.
The previous prime is 166652419. The next prime is 166652443. The reversal of 166652430 is 34256661.
It is a junction number, because it is equal to n+sod(n) for n = 166652391 and 166652400.
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, 106534 + ... + 108086.
It is an arithmetic number, because the mean of its divisors is an integer number (4916079).
Almost surely, 2166652430 is an apocalyptic number.
166652430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 166652430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235971792).
166652430 is an abundant number, since it is smaller than the sum of its proper divisors (305291154).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
166652430 is a wasteful number, since it uses less digits than its factorization.
166652430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1650 (or 1643 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 33.
The square root of 166652430 is about 12909.3930918537. The cubic root of 166652430 is about 550.3055382237.
The spelling of 166652430 in words is "one hundred sixty-six million, six hundred fifty-two thousand, four hundred thirty".
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