Base | Representation |
---|---|
bin | 101101001000000011010… |
… | …000101101110100000000 |
3 | 101222110021111021221100221 |
4 | 231020003100231310000 |
5 | 401301342400220222 |
6 | 10332331152152424 |
7 | 440020123310251 |
oct | 55100320556400 |
9 | 11873244257327 |
10 | 3101021101312 |
11 | a96154628362 |
12 | 420bb9838714 |
13 | 19656aa572b4 |
14 | aa1397d8b28 |
15 | 559e842c0c7 |
hex | 2d20342dd00 |
3101021101312 has 54 divisors (see below), whose sum is σ = 6396045603234. Its totient is φ = 1500493962240.
The previous prime is 3101021101307. The next prime is 3101021101313. The reversal of 3101021101312 is 2131011201013.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 2929903196416 + 171117904896 = 1711696^2 + 413664^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3101021101313) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6056463 + ... + 6548494.
Almost surely, 23101021101312 is an apocalyptic number.
3101021101312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
3101021101312 is an abundant number, since it is smaller than the sum of its proper divisors (3295024501922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3101021101312 is an equidigital number, since it uses as much as digits as its factorization.
3101021101312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12605035 (or 12604990 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 3101021101312 its reverse (2131011201013), we get a palindrome (5232032302325).
The spelling of 3101021101312 in words is "three trillion, one hundred one billion, twenty-one million, one hundred one thousand, three hundred twelve".
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