Base | Representation |
---|---|
bin | 100001011111110011100 |
3 | 2001202122220 |
4 | 10023332130 |
5 | 240111003 |
6 | 35305340 |
7 | 12221040 |
oct | 4137634 |
9 | 2052586 |
10 | 1097628 |
11 | 68a734 |
12 | 44b250 |
13 | 2c57ac |
14 | 208020 |
15 | 16a353 |
hex | 10bf9c |
1097628 has 48 divisors (see below), whose sum is σ = 2983680. Its totient is φ = 307584.
The previous prime is 1097627. The next prime is 1097633. The reversal of 1097628 is 8267901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1097627) 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, 6043 + ... + 6221.
It is an arithmetic number, because the mean of its divisors is an integer number (62160).
21097628 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 1097628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1491840).
1097628 is an abundant number, since it is smaller than the sum of its proper divisors (1886052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1097628 is a wasteful number, since it uses less digits than its factorization.
1097628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 266 (or 264 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 33.
The square root of 1097628 is about 1047.6774312736. The cubic root of 1097628 is about 103.1537591048.
The spelling of 1097628 in words is "one million, ninety-seven thousand, six hundred twenty-eight".
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