Base | Representation |
---|---|
bin | 1100110110010… |
… | …1011111100011 |
3 | 10202102001102102 |
4 | 3031211133203 |
5 | 102244034331 |
6 | 5203041015 |
7 | 1223040500 |
oct | 315453743 |
9 | 122361372 |
10 | 53893091 |
11 | 2846a74a |
12 | 1607016b |
13 | b21c405 |
14 | 722c4a7 |
15 | 4ae84cb |
hex | 33657e3 |
53893091 has 6 divisors (see below), whose sum is σ = 62692020. Its totient is φ = 46194036.
The previous prime is 53893087. The next prime is 53893123. The reversal of 53893091 is 19039835.
It is not a de Polignac number, because 53893091 - 22 = 53893087 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53893001) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 549881 + ... + 549978.
It is an arithmetic number, because the mean of its divisors is an integer number (10448670).
Almost surely, 253893091 is an apocalyptic number.
53893091 is a deficient number, since it is larger than the sum of its proper divisors (8798929).
53893091 is a wasteful number, since it uses less digits than its factorization.
53893091 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1099873 (or 1099866 counting only the distinct ones).
The product of its (nonzero) digits is 29160, while the sum is 38.
The square root of 53893091 is about 7341.1913883238. The cubic root of 53893091 is about 377.7267114717.
The spelling of 53893091 in words is "fifty-three million, eight hundred ninety-three thousand, ninety-one".
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