Base | Representation |
---|---|
bin | 1011111011110000101100… |
… | …0101111101011100000110 |
3 | 1201110101101201221001110001 |
4 | 2332330023011331130012 |
5 | 3204434421131413110 |
6 | 43523502552351514 |
7 | 2522661215655334 |
oct | 276741305753406 |
9 | 51411351831401 |
10 | 13121311201030 |
11 | 41a979811262a |
12 | 157abb86a559a |
13 | 7424466ccb86 |
14 | 335109566b54 |
15 | 17b4ae7e163a |
hex | bef0b17d706 |
13121311201030 has 16 divisors (see below), whose sum is σ = 24861431749680. Its totient is φ = 4972286349792.
The previous prime is 13121311201021. The next prime is 13121311201039. The reversal of 13121311201030 is 3010211312131.
It is an interprime number because it is at equal distance from previous prime (13121311201021) and next prime (13121311201039).
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a junction number, because it is equal to n+sod(n) for n = 13121311200989 and 13121311201007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13121311201039) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34529766129 + ... + 34529766508.
It is an arithmetic number, because the mean of its divisors is an integer number (1553839484355).
Almost surely, 213121311201030 is an apocalyptic number.
13121311201030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13121311201030 is a deficient number, since it is larger than the sum of its proper divisors (11740120548650).
13121311201030 is a wasteful number, since it uses less digits than its factorization.
13121311201030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69059532663.
The product of its (nonzero) digits is 108, while the sum is 19.
Adding to 13121311201030 its reverse (3010211312131), we get a palindrome (16131522513161).
The spelling of 13121311201030 in words is "thirteen trillion, one hundred twenty-one billion, three hundred eleven million, two hundred one thousand, thirty".
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