Base | Representation |
---|---|
bin | 1011010010101011001000… |
… | …1001001001111110100110 |
3 | 1121221220102122200122112210 |
4 | 2310222302021021332212 |
5 | 3111403312210330204 |
6 | 42223324253424250 |
7 | 2420662165501215 |
oct | 264526211117646 |
9 | 47856378618483 |
10 | 12415444230054 |
11 | 3a573a6663898 |
12 | 148624319b086 |
13 | 6c0a04903598 |
14 | 30cca6da107c |
15 | 167e4a62c389 |
hex | b4ab2249fa6 |
12415444230054 has 32 divisors (see below), whose sum is σ = 25676998755840. Its totient is φ = 3999793910112.
The previous prime is 12415444230047. The next prime is 12415444230103. The reversal of 12415444230054 is 45003244451421.
12415444230054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 12415444229994 and 12415444230021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291338974 + ... + 291381585.
It is an arithmetic number, because the mean of its divisors is an integer number (802406211120).
Almost surely, 212415444230054 is an apocalyptic number.
12415444230054 is an abundant number, since it is smaller than the sum of its proper divisors (13261554525786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12415444230054 is a wasteful number, since it uses less digits than its factorization.
12415444230054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 582720684.
The product of its (nonzero) digits is 307200, while the sum is 39.
Adding to 12415444230054 its reverse (45003244451421), we get a palindrome (57418688681475).
The spelling of 12415444230054 in words is "twelve trillion, four hundred fifteen billion, four hundred forty-four million, two hundred thirty thousand, fifty-four".
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