Base | Representation |
---|---|
bin | 110001000000… |
… | …000110001110 |
3 | 220011121122120 |
4 | 301000012032 |
5 | 11242023304 |
6 | 1135153410 |
7 | 214120206 |
oct | 61000616 |
9 | 26147576 |
10 | 12845454 |
11 | 7283a86 |
12 | 4375866 |
13 | 2879a7b |
14 | 19c5406 |
15 | 11db0d9 |
hex | c4018e |
12845454 has 16 divisors (see below), whose sum is σ = 26808192. Its totient is φ = 4095608.
The previous prime is 12845453. The next prime is 12845461. The reversal of 12845454 is 45454821.
It is a happy number.
It is a super-2 number, since 2×128454542 = 330011376932232, which contains 22 as substring.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
12845454 is a modest number, since divided by 5454 gives 1284 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12845453) 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, 46404 + ... + 46679.
It is an arithmetic number, because the mean of its divisors is an integer number (1675512).
Almost surely, 212845454 is an apocalyptic number.
12845454 is an abundant number, since it is smaller than the sum of its proper divisors (13962738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12845454 is a wasteful number, since it uses less digits than its factorization.
12845454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93111.
The product of its digits is 25600, while the sum is 33.
The square root of 12845454 is about 3584.0555241235. The cubic root of 12845454 is about 234.1979842417.
The spelling of 12845454 in words is "twelve million, eight hundred forty-five thousand, four hundred fifty-four".
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