Base | Representation |
---|---|
bin | 110010011111110100… |
… | …101111110100011101 |
3 | 12011221202101210220000 |
4 | 302133310233310131 |
5 | 1342021034343003 |
6 | 40524144244513 |
7 | 3626434666632 |
oct | 623764576435 |
9 | 164852353800 |
10 | 54221012253 |
11 | 20aa4391031 |
12 | a612610739 |
13 | 51613c4805 |
14 | 28a5176189 |
15 | 16252251a3 |
hex | c9fd2fd1d |
54221012253 has 40 divisors (see below), whose sum is σ = 90275137920. Its totient is φ = 32230431360.
The previous prime is 54221012249. The next prime is 54221012269. The reversal of 54221012253 is 35221012245.
54221012253 is a `hidden beast` number, since 5 + 422 + 10 + 1 + 225 + 3 = 666.
It is not a de Polignac number, because 54221012253 - 22 = 54221012249 is a prime.
It is a super-2 number, since 2×542210122532 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54221012203) 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 39 ways as a sum of consecutive naturals, for example, 1010053 + ... + 1062378.
It is an arithmetic number, because the mean of its divisors is an integer number (2256878448).
Almost surely, 254221012253 is an apocalyptic number.
It is an amenable number.
54221012253 is a deficient number, since it is larger than the sum of its proper divisors (36054125667).
54221012253 is a wasteful number, since it uses less digits than its factorization.
54221012253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2072479 (or 2072470 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
Adding to 54221012253 its reverse (35221012245), we get a palindrome (89442024498).
The spelling of 54221012253 in words is "fifty-four billion, two hundred twenty-one million, twelve thousand, two hundred fifty-three".
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