Base | Representation |
---|---|
bin | 101001000111000000000 |
3 | 2112102211120 |
4 | 11020320000 |
5 | 321101242 |
6 | 44512240 |
7 | 14310216 |
oct | 5107000 |
9 | 2472746 |
10 | 1347072 |
11 | 840091 |
12 | 54b680 |
13 | 3821ac |
14 | 270cb6 |
15 | 1b91ec |
hex | 148e00 |
1347072 has 40 divisors (see below), whose sum is σ = 3592776. Its totient is φ = 448512.
The previous prime is 1347053. The next prime is 1347077. The reversal of 1347072 is 2707431.
It is a super-3 number, since 3×13470723 = 7333202568878751744, which contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1347077) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1098 + ... + 1974.
21347072 is an apocalyptic number.
1347072 is a gapful number since it is divisible by the number (12) 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 1347072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1796388).
1347072 is an abundant number, since it is smaller than the sum of its proper divisors (2245704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1347072 is an frugal number, since it uses more digits than its factorization.
1347072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 898 (or 882 counting only the distinct ones).
The product of its (nonzero) digits is 1176, while the sum is 24.
The square root of 1347072 is about 1160.6343093326. The cubic root of 1347072 is about 110.4409845731.
The spelling of 1347072 in words is "one million, three hundred forty-seven thousand, seventy-two".
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