Base | Representation |
---|---|
bin | 11111000001000010001… |
… | …100011000100001001111 |
3 | 21112202112221002001120201 |
4 | 133001002030120201033 |
5 | 234410114031234411 |
6 | 4311054101554331 |
7 | 306663301542646 |
oct | 37010214304117 |
9 | 7482487061521 |
10 | 2131414321231 |
11 | 751a22900438 |
12 | 2a50ba4159a7 |
13 | 125cb7460070 |
14 | 75237b1835d |
15 | 3a69a0b43c1 |
hex | 1f04231884f |
2131414321231 has 16 divisors (see below), whose sum is σ = 2303047801600. Its totient is φ = 1960886423808.
The previous prime is 2131414321193. The next prime is 2131414321271. The reversal of 2131414321231 is 1321234141312.
It is not a de Polignac number, because 2131414321231 - 211 = 2131414319183 is a prime.
It is a super-2 number, since 2×21314143212312 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2131414321231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2131414321271) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5759650 + ... + 6118528.
It is an arithmetic number, because the mean of its divisors is an integer number (143940487600).
Almost surely, 22131414321231 is an apocalyptic number.
2131414321231 is a deficient number, since it is larger than the sum of its proper divisors (171633480369).
2131414321231 is a wasteful number, since it uses less digits than its factorization.
2131414321231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 360418.
The product of its digits is 3456, while the sum is 28.
Adding to 2131414321231 its reverse (1321234141312), we get a palindrome (3452648462543).
The spelling of 2131414321231 in words is "two trillion, one hundred thirty-one billion, four hundred fourteen million, three hundred twenty-one thousand, two hundred thirty-one".
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