Base | Representation |
---|---|
bin | 1111111010000100111000 |
3 | 21211212012221 |
4 | 33322010320 |
5 | 2031420130 |
6 | 225213424 |
7 | 50305360 |
oct | 17720470 |
9 | 7755187 |
10 | 4170040 |
11 | 2399016 |
12 | 1491274 |
13 | b300a4 |
14 | 7a79a0 |
15 | 57587a |
hex | 3fa138 |
4170040 has 64 divisors (see below), whose sum is σ = 10964160. Its totient is φ = 1397760.
The previous prime is 4170031. The next prime is 4170041. The reversal of 4170040 is 400714.
It is a happy number.
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 4169996 and 4170023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4170041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14700 + ... + 14980.
It is an arithmetic number, because the mean of its divisors is an integer number (171315).
Almost surely, 24170040 is an apocalyptic number.
4170040 is a gapful number since it is divisible by the number (40) 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 4170040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5482080).
4170040 is an abundant number, since it is smaller than the sum of its proper divisors (6794120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4170040 is a wasteful number, since it uses less digits than its factorization.
4170040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 352 (or 348 counting only the distinct ones).
The product of its (nonzero) digits is 112, while the sum is 16.
The square root of 4170040 is about 2042.0675796849. The cubic root of 4170040 is about 160.9583112874.
Adding to 4170040 its reverse (400714), we get a palindrome (4570754).
The spelling of 4170040 in words is "four million, one hundred seventy thousand, forty".
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