Base | Representation |
---|---|
bin | 1001001001000001000101… |
… | …10101001011101111000010 |
3 | 2122011122021102200221110010 |
4 | 10210200202311023233002 |
5 | 10113313403003443242 |
6 | 110430141501445350 |
7 | 4143152203013562 |
oct | 444404265135702 |
9 | 78148242627403 |
10 | 20101031312322 |
11 | 644a888163374 |
12 | 230786a870856 |
13 | b2a699674a4c |
14 | 4d6c7625ada2 |
15 | 24cd198d989c |
hex | 124822d4bbc2 |
20101031312322 has 16 divisors (see below), whose sum is σ = 42317960657760. Its totient is φ = 6347694098592.
The previous prime is 20101031312321. The next prime is 20101031312333. The reversal of 20101031312322 is 22321313010102.
It is not an unprimeable number, because it can be changed into a prime (20101031312321) 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 7 ways as a sum of consecutive naturals, for example, 88162417923 + ... + 88162418150.
It is an arithmetic number, because the mean of its divisors is an integer number (2644872541110).
Almost surely, 220101031312322 is an apocalyptic number.
20101031312322 is an abundant number, since it is smaller than the sum of its proper divisors (22216929345438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20101031312322 is a wasteful number, since it uses less digits than its factorization.
20101031312322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 176324836097.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 20101031312322 its reverse (22321313010102), we get a palindrome (42422344322424).
The spelling of 20101031312322 in words is "twenty trillion, one hundred one billion, thirty-one million, three hundred twelve thousand, three hundred twenty-two".
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