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53015023247 is a prime number
BaseRepresentation
bin110001010111111100…
…010000111010001111
312001211201010012222112
4301113330100322033
51332033321220442
640204343534235
73554522155664
oct612774207217
9161751105875
1053015023247
11205356646aa
12a33675a37b
134ccb5b4354
1427ccd27a6b
1515a4405082
hexc57f10e8f

53015023247 has 2 divisors, whose sum is σ = 53015023248. Its totient is φ = 53015023246.

The previous prime is 53015023213. The next prime is 53015023283. The reversal of 53015023247 is 74232051035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53015023247 - 224 = 52998246031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53015028247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26507511623 + 26507511624.

It is an arithmetic number, because the mean of its divisors is an integer number (26507511624).

Almost surely, 253015023247 is an apocalyptic number.

53015023247 is a deficient number, since it is larger than the sum of its proper divisors (1).

53015023247 is an equidigital number, since it uses as much as digits as its factorization.

53015023247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 32.

The spelling of 53015023247 in words is "fifty-three billion, fifteen million, twenty-three thousand, two hundred forty-seven".