Base | Representation |
---|---|
bin | 100000101100011… |
… | …0010110110110100 |
3 | 2211110020022220002 |
4 | 1001120302312310 |
5 | 4221314100204 |
6 | 300504530432 |
7 | 36120335360 |
oct | 10130626664 |
9 | 2743208802 |
10 | 1097018804 |
11 | 513269512 |
12 | 267480a18 |
13 | 146378a6b |
14 | a59a42a0 |
15 | 6649791e |
hex | 41632db4 |
1097018804 has 48 divisors (see below), whose sum is σ = 2257452288. Its totient is φ = 456738048.
The previous prime is 1097018771. The next prime is 1097018807. The reversal of 1097018804 is 4088107901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1097018807) 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, 149264 + ... + 156440.
It is an arithmetic number, because the mean of its divisors is an integer number (47030256).
Almost surely, 21097018804 is an apocalyptic number.
1097018804 is a gapful number since it is divisible by the number (14) 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 1097018804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1128726144).
1097018804 is an abundant number, since it is smaller than the sum of its proper divisors (1160433484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1097018804 is a wasteful number, since it uses less digits than its factorization.
1097018804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7344 (or 7342 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 38.
The square root of 1097018804 is about 33121.2741904656. The cubic root of 1097018804 is about 1031.3467173740.
The spelling of 1097018804 in words is "one billion, ninety-seven million, eighteen thousand, eight hundred four".
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