Base | Representation |
---|---|
bin | 110101001110100010… |
… | …100010111000000111 |
3 | 12110112001001021212200 |
4 | 311032202202320013 |
5 | 1414021434102242 |
6 | 42131055045543 |
7 | 4062200065422 |
oct | 651642427007 |
9 | 173461037780 |
10 | 57152253447 |
11 | 22268a58a13 |
12 | b0b02108b3 |
13 | 550a783463 |
14 | 2aa25a09b9 |
15 | 174773604c |
hex | d4e8a2e07 |
57152253447 has 12 divisors (see below), whose sum is σ = 82559170824. Its totient is φ = 38098771920.
The previous prime is 57152253401. The next prime is 57152253451. The reversal of 57152253447 is 74435225175.
57152253447 is a `hidden beast` number, since 5 + 7 + 152 + 2 + 53 + 447 = 666.
It is not a de Polignac number, because 57152253447 - 220 = 57151204871 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57152253497) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90628 + ... + 350025.
It is an arithmetic number, because the mean of its divisors is an integer number (6879930902).
Almost surely, 257152253447 is an apocalyptic number.
57152253447 is a deficient number, since it is larger than the sum of its proper divisors (25406917377).
57152253447 is a wasteful number, since it uses less digits than its factorization.
57152253447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 455070 (or 455067 counting only the distinct ones).
The product of its digits is 1176000, while the sum is 45.
The spelling of 57152253447 in words is "fifty-seven billion, one hundred fifty-two million, two hundred fifty-three thousand, four hundred forty-seven".
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