Base | Representation |
---|---|
bin | 110010011100… |
… | …101001101010 |
3 | 220212212200022 |
4 | 302130221222 |
5 | 11341141204 |
6 | 1151240442 |
7 | 220256360 |
oct | 62345152 |
9 | 26785608 |
10 | 13224554 |
11 | 7512892 |
12 | 4519122 |
13 | 29804a5 |
14 | 1a83630 |
15 | 12635be |
hex | c9ca6a |
13224554 has 16 divisors (see below), whose sum is σ = 22746048. Its totient is φ = 5648832.
The previous prime is 13224539. The next prime is 13224559. The reversal of 13224554 is 45542231.
It is a happy number.
13224554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (13224559) 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, 3317 + ... + 6119.
It is an arithmetic number, because the mean of its divisors is an integer number (1421628).
Almost surely, 213224554 is an apocalyptic number.
13224554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
13224554 is a deficient number, since it is larger than the sum of its proper divisors (9521494).
13224554 is a wasteful number, since it uses less digits than its factorization.
13224554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3149.
The product of its digits is 4800, while the sum is 26.
The square root of 13224554 is about 3636.5579879881. The cubic root of 13224554 is about 236.4795978151.
Adding to 13224554 its reverse (45542231), we get a palindrome (58766785).
The spelling of 13224554 in words is "thirteen million, two hundred twenty-four thousand, five hundred fifty-four".
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