Base | Representation |
---|---|
bin | 110011000110110100… |
… | …011111101111110101 |
3 | 12020122100110221010020 |
4 | 303012310133233311 |
5 | 1344341031222340 |
6 | 41113115115353 |
7 | 3651600665322 |
oct | 630664375765 |
9 | 166570427106 |
10 | 54875257845 |
11 | 212aa71a471 |
12 | a775742b59 |
13 | 5236b04095 |
14 | 2927dddb49 |
15 | 16628aa9d0 |
hex | cc6d1fbf5 |
54875257845 has 16 divisors (see below), whose sum is σ = 87811739712. Its totient is φ = 29263028480.
The previous prime is 54875257813. The next prime is 54875257847.
It is a happy number.
54875257845 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 54875257845 - 25 = 54875257813 is a prime.
It is a super-2 number, since 2×548752578452 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54875257847) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113796 + ... + 350285.
It is an arithmetic number, because the mean of its divisors is an integer number (5488233732).
Almost surely, 254875257845 is an apocalyptic number.
It is an amenable number.
54875257845 is a deficient number, since it is larger than the sum of its proper divisors (32936481867).
54875257845 is a wasteful number, since it uses less digits than its factorization.
54875257845 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 471972.
The product of its digits is 62720000, while the sum is 60.
The spelling of 54875257845 in words is "fifty-four billion, eight hundred seventy-five million, two hundred fifty-seven thousand, eight hundred forty-five".
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