Base | Representation |
---|---|
bin | 110010111010… |
… | …001010010001 |
3 | 221010000111000 |
4 | 302322022101 |
5 | 11404023200 |
6 | 1154012213 |
7 | 221301642 |
oct | 62721221 |
9 | 27100430 |
10 | 13345425 |
11 | 7595685 |
12 | 4577069 |
13 | 29c3502 |
14 | 1ab56c9 |
15 | 1289300 |
hex | cba291 |
13345425 has 48 divisors (see below), whose sum is σ = 25980480. Its totient is φ = 6693120.
The previous prime is 13345421. The next prime is 13345427. The reversal of 13345425 is 52454331.
It is not a de Polignac number, because 13345425 - 22 = 13345421 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (13345421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10894 + ... + 12056.
It is an arithmetic number, because the mean of its divisors is an integer number (541260).
Almost surely, 213345425 is an apocalyptic number.
13345425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13345425 is a deficient number, since it is larger than the sum of its proper divisors (12635055).
13345425 is a wasteful number, since it uses less digits than its factorization.
13345425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1199 (or 1188 counting only the distinct ones).
The product of its digits is 7200, while the sum is 27.
The square root of 13345425 is about 3653.1390611363. The cubic root of 13345425 is about 237.1978799219.
Adding to 13345425 its reverse (52454331), we get a palindrome (65799756).
The spelling of 13345425 in words is "thirteen million, three hundred forty-five thousand, four hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •