Base | Representation |
---|---|
bin | 1111111010100101110100 |
3 | 21211222010000 |
4 | 33322211310 |
5 | 2032002043 |
6 | 225231300 |
7 | 50314461 |
oct | 17724564 |
9 | 7758100 |
10 | 4172148 |
11 | 239a662 |
12 | 1492530 |
13 | b31036 |
14 | 7a8668 |
15 | 5762d3 |
hex | 3fa974 |
4172148 has 60 divisors (see below), whose sum is σ = 11112640. Its totient is φ = 1364688.
The previous prime is 4172141. The next prime is 4172159. The reversal of 4172148 is 8412714.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4172141) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25515 + ... + 25677.
Almost surely, 24172148 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 4172148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5556320).
4172148 is an abundant number, since it is smaller than the sum of its proper divisors (6940492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4172148 is a wasteful number, since it uses less digits than its factorization.
4172148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 258 (or 247 counting only the distinct ones).
The product of its digits is 1792, while the sum is 27.
The square root of 4172148 is about 2042.5836580175. The cubic root of 4172148 is about 160.9854287701.
The spelling of 4172148 in words is "four million, one hundred seventy-two thousand, one hundred forty-eight".
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