Base | Representation |
---|---|
bin | 110001011010001101… |
… | …011011000111010001 |
3 | 12001221100201111102211 |
4 | 301122031123013101 |
5 | 1332123041412141 |
6 | 40212223312121 |
7 | 3555463463506 |
oct | 613215330721 |
9 | 161840644384 |
10 | 53053075921 |
11 | 2055509519a |
12 | a34744b641 |
13 | 5006448721 |
14 | 27d3dd14ad |
15 | 15a791ed81 |
hex | c5a35b1d1 |
53053075921 has 8 divisors (see below), whose sum is σ = 53867436480. Its totient is φ = 52244470992.
The previous prime is 53053075877. The next prime is 53053075927. The reversal of 53053075921 is 12957035035.
53053075921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 53053075921 - 219 = 53052551633 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53053075927) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1420330 + ... + 1457203.
It is an arithmetic number, because the mean of its divisors is an integer number (6733429560).
Almost surely, 253053075921 is an apocalyptic number.
It is an amenable number.
53053075921 is a deficient number, since it is larger than the sum of its proper divisors (814360559).
53053075921 is a wasteful number, since it uses less digits than its factorization.
53053075921 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2877815.
The product of its (nonzero) digits is 141750, while the sum is 40.
The spelling of 53053075921 in words is "fifty-three billion, fifty-three million, seventy-five thousand, nine hundred twenty-one".
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