Base | Representation |
---|---|
bin | 110001010111101010… |
… | …001000101000011101 |
3 | 12001211101011202210002 |
4 | 301113222020220131 |
5 | 1332031112130444 |
6 | 40204054024045 |
7 | 3554433603212 |
oct | 612752105035 |
9 | 161741152702 |
10 | 53010270749 |
11 | 20532a09017 |
12 | a335048025 |
13 | 4cca60c117 |
14 | 27cc44bb09 |
15 | 15a3cb6d4e |
hex | c57a88a1d |
53010270749 has 4 divisors (see below), whose sum is σ = 53010737436. Its totient is φ = 53009804064.
The previous prime is 53010270743. The next prime is 53010270751. The reversal of 53010270749 is 94707201035.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 94707201035 = 5 ⋅18941440207.
It can be written as a sum of positive squares in 2 ways, for example, as 46971892900 + 6038377849 = 216730^2 + 77707^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-53010270749 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53010270743) 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 3 ways as a sum of consecutive naturals, for example, 59777 + ... + 331049.
It is an arithmetic number, because the mean of its divisors is an integer number (13252684359).
Almost surely, 253010270749 is an apocalyptic number.
It is an amenable number.
53010270749 is a deficient number, since it is larger than the sum of its proper divisors (466687).
53010270749 is a wasteful number, since it uses less digits than its factorization.
53010270749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 466686.
The product of its (nonzero) digits is 52920, while the sum is 38.
The spelling of 53010270749 in words is "fifty-three billion, ten million, two hundred seventy thousand, seven hundred forty-nine".
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