Base | Representation |
---|---|
bin | 10011000101001010111… |
… | …111010010110100010010 |
3 | 11122100111101122121012212 |
4 | 103011022333102310102 |
5 | 132440341110201120 |
6 | 2442211222152122 |
7 | 163506221502203 |
oct | 23051277226422 |
9 | 4570441577185 |
10 | 1311223131410 |
11 | 4660a5301a05 |
12 | 192159b82642 |
13 | 968563178ba |
14 | 4766bd3d5aa |
15 | 2419438c6c5 |
hex | 1314afd2d12 |
1311223131410 has 32 divisors (see below), whose sum is σ = 2362217945472. Its totient is φ = 524041367040.
The previous prime is 1311223131401. The next prime is 1311223131419. The reversal of 1311223131410 is 141313221131.
It is an interprime number because it is at equal distance from previous prime (1311223131401) and next prime (1311223131419).
It is a super-2 number, since 2×13112231314102 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1311223131419) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78833795 + ... + 78850425.
It is an arithmetic number, because the mean of its divisors is an integer number (73819310796).
Almost surely, 21311223131410 is an apocalyptic number.
1311223131410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1311223131410 is a deficient number, since it is larger than the sum of its proper divisors (1050994814062).
1311223131410 is a wasteful number, since it uses less digits than its factorization.
1311223131410 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22898.
The product of its (nonzero) digits is 432, while the sum is 23.
Adding to 1311223131410 its reverse (141313221131), we get a palindrome (1452536352541).
The spelling of 1311223131410 in words is "one trillion, three hundred eleven billion, two hundred twenty-three million, one hundred thirty-one thousand, four hundred ten".
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