Base | Representation |
---|---|
bin | 1100110011011… |
… | …0111100010100 |
3 | 10202001100212112 |
4 | 3030312330110 |
5 | 102221434140 |
6 | 5155010152 |
7 | 1221314552 |
oct | 314667424 |
9 | 122040775 |
10 | 53702420 |
11 | 2834a472 |
12 | 15b99958 |
13 | b1836a5 |
14 | 71bcbd2 |
15 | 4aabc65 |
hex | 3336f14 |
53702420 has 12 divisors (see below), whose sum is σ = 112775124. Its totient is φ = 21480960.
The previous prime is 53702413. The next prime is 53702423. The reversal of 53702420 is 2420735.
It can be written as a sum of positive squares in 2 ways, for example, as 12306064 + 41396356 = 3508^2 + 6434^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53702423) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1342541 + ... + 1342580.
It is an arithmetic number, because the mean of its divisors is an integer number (9397927).
Almost surely, 253702420 is an apocalyptic number.
It is an amenable number.
53702420 is an abundant number, since it is smaller than the sum of its proper divisors (59072704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53702420 is a wasteful number, since it uses less digits than its factorization.
53702420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2685130 (or 2685128 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 23.
The square root of 53702420 is about 7328.1935018120. The cubic root of 53702420 is about 377.2807258363.
The spelling of 53702420 in words is "fifty-three million, seven hundred two thousand, four hundred twenty".
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