Base | Representation |
---|---|
bin | 10100101011100111… |
… | …10001010010001100 |
3 | 1001122210211122021022 |
4 | 22111303301102030 |
5 | 140214421422423 |
6 | 5033434253312 |
7 | 542102405030 |
oct | 122563612214 |
9 | 31583748238 |
10 | 11103310988 |
11 | 4788590980 |
12 | 219a587238 |
13 | 107c45a203 |
14 | 7748c41c0 |
15 | 44eb99dc8 |
hex | 295cf148c |
11103310988 has 48 divisors (see below), whose sum is σ = 24275075328. Its totient is φ = 4317096000.
The previous prime is 11103310961. The next prime is 11103311033. The reversal of 11103310988 is 88901330111.
It is a super-2 number, since 2×111033109882 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114518 + ... + 187938.
It is an arithmetic number, because the mean of its divisors is an integer number (505730736).
Almost surely, 211103310988 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 11103310988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12137537664).
11103310988 is an abundant number, since it is smaller than the sum of its proper divisors (13171764340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11103310988 is a wasteful number, since it uses less digits than its factorization.
11103310988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73934 (or 73932 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 35.
The spelling of 11103310988 in words is "eleven billion, one hundred three million, three hundred ten thousand, nine hundred eighty-eight".
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