Base | Representation |
---|---|
bin | 1011111011101100100110… |
… | …0001000111010010110111 |
3 | 1201110021120001202012221202 |
4 | 2332323021201013102313 |
5 | 3204430143010214111 |
6 | 43523201452003115 |
7 | 2522622026421320 |
oct | 276731141072267 |
9 | 51407501665852 |
10 | 13120211023031 |
11 | 41a9283096612 |
12 | 157a95016049b |
13 | 7422cc7b9188 |
14 | 3350433bd447 |
15 | 17b447e22b3b |
hex | beec98474b7 |
13120211023031 has 8 divisors (see below), whose sum is σ = 14995126074144. Its totient is φ = 11245445769600.
The previous prime is 13120211023021. The next prime is 13120211023093. The reversal of 13120211023031 is 13032011202131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13120211023031 - 26 = 13120211022967 is a prime.
It is a super-2 number, since 2×131202110230312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13120211022994 and 13120211023012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13120211023001) 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, 37261670 + ... + 37612131.
It is an arithmetic number, because the mean of its divisors is an integer number (1874390759268).
Almost surely, 213120211023031 is an apocalyptic number.
13120211023031 is a deficient number, since it is larger than the sum of its proper divisors (1874915051113).
13120211023031 is an equidigital number, since it uses as much as digits as its factorization.
13120211023031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74898841.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 13120211023031 its reverse (13032011202131), we get a palindrome (26152222225162).
The spelling of 13120211023031 in words is "thirteen trillion, one hundred twenty billion, two hundred eleven million, twenty-three thousand, thirty-one".
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