Base | Representation |
---|---|
bin | 1100110110000… |
… | …1101101111001 |
3 | 10202101021012121 |
4 | 3031201231321 |
5 | 102243041000 |
6 | 5202441241 |
7 | 1222644424 |
oct | 315415571 |
9 | 122337177 |
10 | 53877625 |
11 | 2845a06a |
12 | 16063221 |
13 | b215369 |
14 | 72269bb |
15 | 4ae3b1a |
hex | 3361b79 |
53877625 has 8 divisors (see below), whose sum is σ = 67239432. Its totient is φ = 43102000.
The previous prime is 53877623. The next prime is 53877647. The reversal of 53877625 is 52677835.
It can be written as a sum of positive squares in 4 ways, for example, as 4048144 + 49829481 = 2012^2 + 7059^2 .
It is not a de Polignac number, because 53877625 - 21 = 53877623 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53877623) 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, 215386 + ... + 215635.
It is an arithmetic number, because the mean of its divisors is an integer number (8404929).
Almost surely, 253877625 is an apocalyptic number.
It is an amenable number.
53877625 is a deficient number, since it is larger than the sum of its proper divisors (13361807).
53877625 is an equidigital number, since it uses as much as digits as its factorization.
53877625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 431036 (or 431026 counting only the distinct ones).
The product of its digits is 352800, while the sum is 43.
The square root of 53877625 is about 7340.1379414831. The cubic root of 53877625 is about 377.6905752365.
The spelling of 53877625 in words is "fifty-three million, eight hundred seventy-seven thousand, six hundred twenty-five".
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