Base | Representation |
---|---|
bin | 100000001111000110000… |
… | …001100011100011110101 |
3 | 21211202220012220202121120 |
4 | 200033012001203203311 |
5 | 242243242444012010 |
6 | 4413355100334153 |
7 | 316021322115042 |
oct | 40170601434365 |
9 | 7752805822546 |
10 | 2215230454005 |
11 | 784523927558 |
12 | 2b93b0244359 |
13 | 130b8408a3ba |
14 | 793096241c9 |
15 | 3c9535d8e70 |
hex | 203c60638f5 |
2215230454005 has 32 divisors (see below), whose sum is σ = 3758214889728. Its totient is φ = 1110372480000.
The previous prime is 2215230453973. The next prime is 2215230454043. The reversal of 2215230454005 is 5004540325122.
It is a happy number.
It is not a de Polignac number, because 2215230454005 - 25 = 2215230453973 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6017521 + ... + 6375030.
It is an arithmetic number, because the mean of its divisors is an integer number (117444215304).
Almost surely, 22215230454005 is an apocalyptic number.
It is an amenable number.
2215230454005 is a deficient number, since it is larger than the sum of its proper divisors (1542984435723).
2215230454005 is a wasteful number, since it uses less digits than its factorization.
2215230454005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12393277.
The product of its (nonzero) digits is 48000, while the sum is 33.
Adding to 2215230454005 its reverse (5004540325122), we get a palindrome (7219770779127).
The spelling of 2215230454005 in words is "two trillion, two hundred fifteen billion, two hundred thirty million, four hundred fifty-four thousand, five".
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