Base | Representation |
---|---|
bin | 1101000111110111000110 |
3 | 20110202220000 |
4 | 31013313012 |
5 | 1340040240 |
6 | 201422130 |
7 | 41145234 |
oct | 15076706 |
9 | 6422800 |
10 | 3440070 |
11 | 1a3a637 |
12 | 119a946 |
13 | 935a5a |
14 | 657954 |
15 | 47e430 |
hex | 347dc6 |
3440070 has 80 divisors (see below), whose sum is σ = 9618048. Its totient is φ = 881280.
The previous prime is 3440053. The next prime is 3440077. The reversal of 3440070 is 700443.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3440077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 25042 + ... + 25178.
Almost surely, 23440070 is an apocalyptic number.
3440070 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 3440070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4809024).
3440070 is an abundant number, since it is smaller than the sum of its proper divisors (6177978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3440070 is a wasteful number, since it uses less digits than its factorization.
3440070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 187 (or 178 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 18.
The square root of 3440070 is about 1854.7425697385. The cubic root of 3440070 is about 150.9578702109.
It can be divided in two parts, 34 and 40070, that added together give a palindrome (40104).
The spelling of 3440070 in words is "three million, four hundred forty thousand, seventy".
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