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53300215 = 512978219
BaseRepresentation
bin1100101101010…
…0101111110111
310201021221011001
43023110233313
5102121101330
65142224131
71215021133
oct313245767
9121257131
1053300215
11280a5271
1215a25047
13b0725b7
1471163c3
154a2c9ca
hex32d4bf7

53300215 has 8 divisors (see below), whose sum is σ = 64017360. Its totient is φ = 42602112.

The previous prime is 53300213. The next prime is 53300251. The reversal of 53300215 is 51200335.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53300215 - 21 = 53300213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53300192 and 53300201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53300213) 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 7 ways as a sum of consecutive naturals, for example, 2376 + ... + 10594.

It is an arithmetic number, because the mean of its divisors is an integer number (8002170).

Almost surely, 253300215 is an apocalyptic number.

53300215 is a deficient number, since it is larger than the sum of its proper divisors (10717145).

53300215 is a wasteful number, since it uses less digits than its factorization.

53300215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9521.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 53300215 is about 7300.6996240086. The cubic root of 53300215 is about 376.3364815573.

The spelling of 53300215 in words is "fifty-three million, three hundred thousand, two hundred fifteen".

Divisors: 1 5 1297 6485 8219 41095 10660043 53300215