Base | Representation |
---|---|
bin | 1100110010100… |
… | …1011000101010 |
3 | 10201221112200212 |
4 | 3030221120222 |
5 | 102213200030 |
6 | 5153501122 |
7 | 1220663633 |
oct | 314513052 |
9 | 121845625 |
10 | 53646890 |
11 | 28311780 |
12 | 15b717a2 |
13 | b16432b |
14 | 71a688a |
15 | 4a9a595 |
hex | 332962a |
53646890 has 32 divisors (see below), whose sum is σ = 106842240. Its totient is φ = 19230400.
The previous prime is 53646851. The next prime is 53646893. The reversal of 53646890 is 9864635.
It is not an unprimeable number, because it can be changed into a prime (53646893) 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, 4376 + ... + 11244.
It is an arithmetic number, because the mean of its divisors is an integer number (3338820).
Almost surely, 253646890 is an apocalyptic number.
53646890 is a deficient number, since it is larger than the sum of its proper divisors (53195350).
53646890 is a wasteful number, since it uses less digits than its factorization.
53646890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6958.
The product of its (nonzero) digits is 155520, while the sum is 41.
The square root of 53646890 is about 7324.4037299974. The cubic root of 53646890 is about 377.1506409228.
The spelling of 53646890 in words is "fifty-three million, six hundred forty-six thousand, eight hundred ninety".
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