Base | Representation |
---|---|
bin | 110011001110100011… |
… | …111000101001100101 |
3 | 12020222101211200001100 |
4 | 303032203320221211 |
5 | 1400122302334000 |
6 | 41134034350313 |
7 | 3655035546423 |
oct | 631643705145 |
9 | 166871750040 |
10 | 55005121125 |
11 | 21366a58699 |
12 | a7b112b399 |
13 | 52579a2566 |
14 | 293b366113 |
15 | 166deada00 |
hex | cce8f8a65 |
55005121125 has 48 divisors (see below), whose sum is σ = 104374670400. Its totient is φ = 27792050400.
The previous prime is 55005121123. The next prime is 55005121133. The reversal of 55005121125 is 52112150055.
It is not a de Polignac number, because 55005121125 - 21 = 55005121123 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55005121123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1265295 + ... + 1308044.
It is an arithmetic number, because the mean of its divisors is an integer number (2174472300).
Almost surely, 255005121125 is an apocalyptic number.
It is an amenable number.
55005121125 is a deficient number, since it is larger than the sum of its proper divisors (49369549275).
55005121125 is a wasteful number, since it uses less digits than its factorization.
55005121125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2573379 (or 2573366 counting only the distinct ones).
The product of its (nonzero) digits is 2500, while the sum is 27.
The spelling of 55005121125 in words is "fifty-five billion, five million, one hundred twenty-one thousand, one hundred twenty-five".
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