Base | Representation |
---|---|
bin | 11000011111101010… |
… | …10010111010010111 |
3 | 1020221111001012110222 |
4 | 30033311102322113 |
5 | 203413013444343 |
6 | 10012525304555 |
7 | 643611446114 |
oct | 141765227227 |
9 | 36844035428 |
10 | 13150531223 |
11 | 563914a825 |
12 | 267010515b |
13 | 131762862b |
14 | 8ca75190b |
15 | 51e788a68 |
hex | 30fd52e97 |
13150531223 has 4 divisors (see below), whose sum is σ = 13246520640. Its totient is φ = 13054541808.
The previous prime is 13150531189. The next prime is 13150531241. The reversal of 13150531223 is 32213505131.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32213505131 = 103 ⋅312752477.
It is a cyclic number.
It is not a de Polignac number, because 13150531223 - 26 = 13150531159 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13150531192 and 13150531201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13150531423) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47994503 + ... + 47994776.
It is an arithmetic number, because the mean of its divisors is an integer number (3311630160).
Almost surely, 213150531223 is an apocalyptic number.
13150531223 is a deficient number, since it is larger than the sum of its proper divisors (95989417).
13150531223 is an equidigital number, since it uses as much as digits as its factorization.
13150531223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95989416.
The product of its (nonzero) digits is 2700, while the sum is 26.
The spelling of 13150531223 in words is "thirteen billion, one hundred fifty million, five hundred thirty-one thousand, two hundred twenty-three".
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