Base | Representation |
---|---|
bin | 11101110101001111100101… |
… | …001111110100101011011110 |
3 | 122012112210211202012210201011 |
4 | 131311033211033310223132 |
5 | 114144104112300340220 |
6 | 1143013244132005434 |
7 | 36431022061140001 |
oct | 3565174517645336 |
9 | 565483752183634 |
10 | 131202212121310 |
11 | 38894600342850 |
12 | 1286ba4b46087a |
13 | 58294142567c5 |
14 | 24583143db538 |
15 | 1027d0d59765a |
hex | 7753e53f4ade |
131202212121310 has 32 divisors (see below), whose sum is σ = 260041223843712. Its totient is φ = 47264008440480.
The previous prime is 131202212121307. The next prime is 131202212121359. The reversal of 131202212121310 is 13121212202131.
It is a happy number.
It is a super-2 number, since 2×1312022121213102 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5573574132 + ... + 5573597671.
It is an arithmetic number, because the mean of its divisors is an integer number (8126288245116).
Almost surely, 2131202212121310 is an apocalyptic number.
131202212121310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131202212121310 is a deficient number, since it is larger than the sum of its proper divisors (128839011722402).
131202212121310 is a wasteful number, since it uses less digits than its factorization.
131202212121310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11147171928.
The product of its (nonzero) digits is 288, while the sum is 22.
Adding to 131202212121310 its reverse (13121212202131), we get a palindrome (144323424323441).
The spelling of 131202212121310 in words is "one hundred thirty-one trillion, two hundred two billion, two hundred twelve million, one hundred twenty-one thousand, three hundred ten".
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