Base | Representation |
---|---|
bin | 100000010011110100111… |
… | …110110011111011111101 |
3 | 21212021000110001121000010 |
4 | 200103310332303323331 |
5 | 242334200141343401 |
6 | 4415555310053433 |
7 | 316261301033130 |
oct | 40236476637375 |
9 | 7767013047003 |
10 | 2220313231101 |
11 | 7866a1a32189 |
12 | 2ba38a4aa279 |
13 | 1314b410c404 |
14 | 7966c6b2217 |
15 | 3cb4e941ed6 |
hex | 204f4fb3efd |
2220313231101 has 64 divisors (see below), whose sum is σ = 3599225860608. Its totient is φ = 1188504772608.
The previous prime is 2220313231091. The next prime is 2220313231133. The reversal of 2220313231101 is 1011323130222.
It is not a de Polignac number, because 2220313231101 - 218 = 2220312968957 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2220313231181) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83353681 + ... + 83380313.
It is an arithmetic number, because the mean of its divisors is an integer number (56237904072).
Almost surely, 22220313231101 is an apocalyptic number.
2220313231101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
2220313231101 is a deficient number, since it is larger than the sum of its proper divisors (1378912629507).
2220313231101 is a wasteful number, since it uses less digits than its factorization.
2220313231101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27750.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 2220313231101 its reverse (1011323130222), we get a palindrome (3231636361323).
The spelling of 2220313231101 in words is "two trillion, two hundred twenty billion, three hundred thirteen million, two hundred thirty-one thousand, one hundred one".
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