Base | Representation |
---|---|
bin | 111110100111100… |
… | …0100001011111110 |
3 | 12102102121000011001 |
4 | 1331033010023332 |
5 | 13300340220220 |
6 | 544253520514 |
7 | 103032031540 |
oct | 17517041376 |
9 | 5372530131 |
10 | 2101101310 |
11 | 989020570 |
12 | 4a77a313a |
13 | 2763b5219 |
14 | 15d095690 |
15 | c46d380a |
hex | 7d3c42fe |
2101101310 has 32 divisors (see below), whose sum is σ = 4715200512. Its totient is φ = 654888480.
The previous prime is 2101101269. The next prime is 2101101311. The reversal of 2101101310 is 131011012.
It is a super-2 number, since 2×21011013102 = 8829253429767432200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2101101311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1363582 + ... + 1365121.
It is an arithmetic number, because the mean of its divisors is an integer number (147350016).
Almost surely, 22101101310 is an apocalyptic number.
2101101310 is an abundant number, since it is smaller than the sum of its proper divisors (2614099202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2101101310 is a wasteful number, since it uses less digits than its factorization.
2101101310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2728728.
The product of its (nonzero) digits is 6, while the sum is 10.
The square root of 2101101310 is about 45837.7716517721. The cubic root of 2101101310 is about 1280.8029853325.
Adding to 2101101310 its reverse (131011012), we get a palindrome (2232112322).
The spelling of 2101101310 in words is "two billion, one hundred one million, one hundred one thousand, three hundred ten".
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