Base | Representation |
---|---|
bin | 1110001101001100101000 |
3 | 21000012110121 |
4 | 32031030220 |
5 | 1423132242 |
6 | 211453024 |
7 | 43440232 |
oct | 16151450 |
9 | 7005417 |
10 | 3724072 |
11 | 2113a50 |
12 | 12b7174 |
13 | a050c1 |
14 | 6cd252 |
15 | 4d8667 |
hex | 38d328 |
3724072 has 32 divisors (see below), whose sum is σ = 7711200. Its totient is φ = 1672000.
The previous prime is 3724069. The next prime is 3724073. The reversal of 3724072 is 2704273.
It is a super-2 number, since 2×37240722 = 27737424522368, which contains 22 as substring.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (3724073) 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, 8679 + ... + 9097.
It is an arithmetic number, because the mean of its divisors is an integer number (240975).
Almost surely, 23724072 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 3724072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3855600).
3724072 is an abundant number, since it is smaller than the sum of its proper divisors (3987128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3724072 is a wasteful number, since it uses less digits than its factorization.
3724072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 537 (or 533 counting only the distinct ones).
The product of its (nonzero) digits is 2352, while the sum is 25.
The square root of 3724072 is about 1929.7854803060. The cubic root of 3724072 is about 155.0027332158.
It can be divided in two parts, 372 and 4072, that added together give a palindrome (4444).
The spelling of 3724072 in words is "three million, seven hundred twenty-four thousand, seventy-two".
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