Base | Representation |
---|---|
bin | 110010010100… |
… | …110000100011 |
3 | 220211020100000 |
4 | 302110300203 |
5 | 11334122402 |
6 | 1150431043 |
7 | 220063206 |
oct | 62246043 |
9 | 26736300 |
10 | 13192227 |
11 | 74a0574 |
12 | 4502483 |
13 | 296b869 |
14 | 1a7593d |
15 | 1258c1c |
hex | c94c23 |
13192227 has 18 divisors (see below), whose sum is σ = 19846372. Its totient is φ = 8757072.
The previous prime is 13192217. The next prime is 13192229. The reversal of 13192227 is 72229131.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is not a de Polignac number, because 13192227 - 26 = 13192163 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13192227.
It is not an unprimeable number, because it can be changed into a prime (13192229) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 56503 + ... + 56735.
Almost surely, 213192227 is an apocalyptic number.
13192227 is a deficient number, since it is larger than the sum of its proper divisors (6654145).
13192227 is an frugal number, since it uses more digits than its factorization.
13192227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 481 (or 236 counting only the distinct ones).
The product of its digits is 1512, while the sum is 27.
The square root of 13192227 is about 3632.1105434719. The cubic root of 13192227 is about 236.2867516521.
Multiplying 13192227 by its sum of digits (27), we get a square (356190129 = 188732).
13192227 divided by its sum of digits (27) gives a square (488601 = 6992).
The spelling of 13192227 in words is "thirteen million, one hundred ninety-two thousand, two hundred twenty-seven".
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