Base | Representation |
---|---|
bin | 110010011110110001… |
… | …101001010111010001 |
3 | 12011220112022010211010 |
4 | 302132301221113101 |
5 | 1342002034002121 |
6 | 40522315241133 |
7 | 3626132325600 |
oct | 623661512721 |
9 | 164815263733 |
10 | 54203422161 |
11 | 20a95467369 |
12 | a6087491a9 |
13 | 515a876285 |
14 | 28a2ab7a37 |
15 | 16238ed376 |
hex | c9ec695d1 |
54203422161 has 24 divisors (see below), whose sum is σ = 84201915744. Its totient is φ = 30925009920.
The previous prime is 54203422153. The next prime is 54203422181. The reversal of 54203422161 is 16122430245.
It is not a de Polignac number, because 54203422161 - 23 = 54203422153 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54203422181) 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 23 ways as a sum of consecutive naturals, for example, 193395 + ... + 381848.
It is an arithmetic number, because the mean of its divisors is an integer number (3508413156).
Almost surely, 254203422161 is an apocalyptic number.
It is an amenable number.
54203422161 is a deficient number, since it is larger than the sum of its proper divisors (29998493583).
54203422161 is a wasteful number, since it uses less digits than its factorization.
54203422161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 575901 (or 575894 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 30.
The spelling of 54203422161 in words is "fifty-four billion, two hundred three million, four hundred twenty-two thousand, one hundred sixty-one".
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