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53304825 = 3527101533
BaseRepresentation
bin1100101101010…
…1110111111001
310201022011110210
43023111313321
5102121223300
65142301333
71215040440
oct313256771
9121264423
1053304825
11280a8782
1215a27849
13b074722
147117d57
154a2e050
hex32d5df9

53304825 has 24 divisors (see below), whose sum is σ = 100721728. Its totient is φ = 24367680.

The previous prime is 53304763. The next prime is 53304829. The reversal of 53304825 is 52840335.

It is not a de Polignac number, because 53304825 - 28 = 53304569 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53304792 and 53304801.

It is not an unprimeable number, because it can be changed into a prime (53304829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50242 + ... + 51291.

Almost surely, 253304825 is an apocalyptic number.

It is an amenable number.

53304825 is a deficient number, since it is larger than the sum of its proper divisors (47416903).

53304825 is a wasteful number, since it uses less digits than its factorization.

53304825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101553 (or 101548 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 53304825 is about 7301.0153403482. The cubic root of 53304825 is about 376.3473311768.

The spelling of 53304825 in words is "fifty-three million, three hundred four thousand, eight hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 175 525 101533 304599 507665 710731 1522995 2132193 2538325 3553655 7614975 10660965 17768275 53304825