Base | Representation |
---|---|
bin | 1100110101100… |
… | …0110111101110 |
3 | 10202022102111120 |
4 | 3031120313232 |
5 | 102240411030 |
6 | 5202001410 |
7 | 1222433661 |
oct | 315306756 |
9 | 122272446 |
10 | 53841390 |
11 | 28434919 |
12 | 16046266 |
13 | b201a15 |
14 | 72176d8 |
15 | 4ad8010 |
hex | 3358dee |
53841390 has 32 divisors (see below), whose sum is σ = 134839296. Its totient is φ = 13733280.
The previous prime is 53841373. The next prime is 53841391. The reversal of 53841390 is 9314835.
It is a plaindrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53841391) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38326 + ... + 39705.
It is an arithmetic number, because the mean of its divisors is an integer number (4213728).
Almost surely, 253841390 is an apocalyptic number.
53841390 is an abundant number, since it is smaller than the sum of its proper divisors (80997906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53841390 is a wasteful number, since it uses less digits than its factorization.
53841390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78064.
The product of its (nonzero) digits is 12960, while the sum is 33.
The square root of 53841390 is about 7337.6692484739. The cubic root of 53841390 is about 377.6058852426.
The spelling of 53841390 in words is "fifty-three million, eight hundred forty-one thousand, three hundred ninety".
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