Base | Representation |
---|---|
bin | 1100110101011… |
… | …1110110100100 |
3 | 10202022012210010 |
4 | 3031113312210 |
5 | 102240242340 |
6 | 5201530220 |
7 | 1222415553 |
oct | 315276644 |
9 | 122265703 |
10 | 53837220 |
11 | 28431778 |
12 | 16043970 |
13 | b1ccb58 |
14 | 7215d9a |
15 | 4ad6b80 |
hex | 3357da4 |
53837220 has 48 divisors (see below), whose sum is σ = 154824768. Its totient is φ = 13968000.
The previous prime is 53837159. The next prime is 53837233. The reversal of 53837220 is 2273835.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9906 + ... + 14345.
It is an arithmetic number, because the mean of its divisors is an integer number (3225516).
Almost surely, 253837220 is an apocalyptic number.
It is an amenable number.
53837220 is an abundant number, since it is smaller than the sum of its proper divisors (100987548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53837220 is a wasteful number, since it uses less digits than its factorization.
53837220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24300 (or 24298 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 30.
The square root of 53837220 is about 7337.3850927970. The cubic root of 53837220 is about 377.5961365023.
The spelling of 53837220 in words is "fifty-three million, eight hundred thirty-seven thousand, two hundred twenty".
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