Base | Representation |
---|---|
bin | 10100100010111111… |
… | …11011101111110100 |
3 | 1001110202202222010100 |
4 | 22101133323233310 |
5 | 140042414031400 |
6 | 5022332354100 |
7 | 540233653656 |
oct | 122137735764 |
9 | 31422688110 |
10 | 11031002100 |
11 | 4750793168 |
12 | 217a315930 |
13 | 106a4907a1 |
14 | 7690606d6 |
15 | 448665100 |
hex | 2917fbbf4 |
11031002100 has 108 divisors (see below), whose sum is σ = 35143058860. Its totient is φ = 2893363200.
The previous prime is 11031002093. The next prime is 11031002111. The reversal of 11031002100 is 120013011.
It can be written as a sum of positive squares in 6 ways, for example, as 78960996 + 10952041104 = 8886^2 + 104652^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 45565 + ... + 155364.
Almost surely, 211031002100 is an apocalyptic number.
11031002100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11031002100 is an abundant number, since it is smaller than the sum of its proper divisors (24112056760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11031002100 is a wasteful number, since it uses less digits than its factorization.
11031002100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 201010 (or 201000 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
Adding to 11031002100 its reverse (120013011), we get a palindrome (11151015111).
The spelling of 11031002100 in words is "eleven billion, thirty-one million, two thousand, one hundred".
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