Base | Representation |
---|---|
bin | 110011101001000101… |
… | …011101100100111001 |
3 | 12022010102012111111010 |
4 | 303221011131210321 |
5 | 1402030213140440 |
6 | 41250132424133 |
7 | 4002051222522 |
oct | 635105354471 |
9 | 168112174433 |
10 | 55450130745 |
11 | 21575175a39 |
12 | a8b6178049 |
13 | 52c8c42969 |
14 | 29804c5849 |
15 | 16980b3580 |
hex | ce915d939 |
55450130745 has 16 divisors (see below), whose sum is σ = 91582152192. Its totient is φ = 28619422080.
The previous prime is 55450130741. The next prime is 55450130767. The reversal of 55450130745 is 54703105455.
It is not a de Polignac number, because 55450130745 - 22 = 55450130741 is a prime.
It is not an unprimeable number, because it can be changed into a prime (55450130741) 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 15 ways as a sum of consecutive naturals, for example, 59623332 + ... + 59624261.
It is an arithmetic number, because the mean of its divisors is an integer number (5723884512).
Almost surely, 255450130745 is an apocalyptic number.
It is an amenable number.
55450130745 is a deficient number, since it is larger than the sum of its proper divisors (36132021447).
55450130745 is a wasteful number, since it uses less digits than its factorization.
55450130745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 119247632.
The product of its (nonzero) digits is 210000, while the sum is 39.
The spelling of 55450130745 in words is "fifty-five billion, four hundred fifty million, one hundred thirty thousand, seven hundred forty-five".
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