Base | Representation |
---|---|
bin | 1011110101011010010000… |
… | …1110111010011001011111 |
3 | 1201001221210101020110111120 |
4 | 2331112210032322121133 |
5 | 3201143002043442343 |
6 | 43401421035222023 |
7 | 2512046504135634 |
oct | 275264416723137 |
9 | 51057711213446 |
10 | 13012211312223 |
11 | 41674a2070372 |
12 | 1561a2b2a7913 |
13 | 73507a838156 |
14 | 32db19b2c18b |
15 | 178726748683 |
hex | bd5a43ba65f |
13012211312223 has 16 divisors (see below), whose sum is σ = 17385500445696. Its totient is φ = 8656871902560.
The previous prime is 13012211312213. The next prime is 13012211312231. The reversal of 13012211312223 is 32221311221031.
It is not a de Polignac number, because 13012211312223 - 26 = 13012211312159 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13012211312193 and 13012211312202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13012211312213) 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, 6534490 + ... + 8289992.
It is an arithmetic number, because the mean of its divisors is an integer number (1086593777856).
Almost surely, 213012211312223 is an apocalyptic number.
13012211312223 is a deficient number, since it is larger than the sum of its proper divisors (4373289133473).
13012211312223 is a wasteful number, since it uses less digits than its factorization.
13012211312223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1760614.
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 13012211312223 its reverse (32221311221031), we get a palindrome (45233522533254).
The spelling of 13012211312223 in words is "thirteen trillion, twelve billion, two hundred eleven million, three hundred twelve thousand, two hundred twenty-three".
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