Base | Representation |
---|---|
bin | 101111111111001111… |
… | …1110101001111011111 |
3 | 100212000000021212210222 |
4 | 1133332133311033133 |
5 | 3142023311131330 |
6 | 115201540551555 |
7 | 10305526406540 |
oct | 1377637651737 |
9 | 325000255728 |
10 | 103054005215 |
11 | 3a783332457 |
12 | 17b806b25bb |
13 | 9944452415 |
14 | 4db88c44c7 |
15 | 2a323ea0e5 |
hex | 17fe7f53df |
103054005215 has 16 divisors (see below), whose sum is σ = 141364720128. Its totient is φ = 70648847136.
The previous prime is 103054005203. The next prime is 103054005251. The reversal of 103054005215 is 512500450301.
It is not a de Polignac number, because 103054005215 - 220 = 103052956639 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198467 + ... + 495476.
It is an arithmetic number, because the mean of its divisors is an integer number (8835295008).
Almost surely, 2103054005215 is an apocalyptic number.
103054005215 is a deficient number, since it is larger than the sum of its proper divisors (38310714913).
103054005215 is an equidigital number, since it uses as much as digits as its factorization.
103054005215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 698198.
The product of its (nonzero) digits is 3000, while the sum is 26.
Adding to 103054005215 its reverse (512500450301), we get a palindrome (615554455516).
The spelling of 103054005215 in words is "one hundred three billion, fifty-four million, five thousand, two hundred fifteen".
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