Base | Representation |
---|---|
bin | 1011111011110000010111… |
… | …0010011100101011100000 |
3 | 1201110101011112110100000210 |
4 | 2332330011302130223200 |
5 | 3204434230340400112 |
6 | 43523450053014120 |
7 | 2522656055323242 |
oct | 276740562345340 |
9 | 51411145410023 |
10 | 13121222200032 |
11 | 41a9751953891 |
12 | 157ab92924340 |
13 | 74243113a86b |
14 | 3350db7da092 |
15 | 17b4a6ab0b3c |
hex | bef05c9cae0 |
13121222200032 has 24 divisors (see below), whose sum is σ = 34443208275336. Its totient is φ = 4373740733312.
The previous prime is 13121222199929. The next prime is 13121222200087. The reversal of 13121222200032 is 23000222212131.
It is a tau number, because it is divible by the number of its divisors (24).
It is a super-2 number, since 2×131212222000322 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13121222199981 and 13121222200008.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68339698863 + ... + 68339699054.
It is an arithmetic number, because the mean of its divisors is an integer number (1435133678139).
Almost surely, 213121222200032 is an apocalyptic number.
13121222200032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13121222200032 is an abundant number, since it is smaller than the sum of its proper divisors (21321986075304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13121222200032 is a wasteful number, since it uses less digits than its factorization.
13121222200032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136679397930 (or 136679397922 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 13121222200032 its reverse (23000222212131), we get a palindrome (36121444412163).
The spelling of 13121222200032 in words is "thirteen trillion, one hundred twenty-one billion, two hundred twenty-two million, two hundred thousand, thirty-two".
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