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53000005391 is a prime number
BaseRepresentation
bin110001010111000010…
…111110011100001111
312001210122212020100122
4301113002332130033
51332021000133031
640203050015155
73554250420104
oct612702763417
9161718766318
1053000005391
1120528137553
12a3317174bb
134cc8456848
1427cad38aab
1515a2e3a47b
hexc570be70f

53000005391 has 2 divisors, whose sum is σ = 53000005392. Its totient is φ = 53000005390.

The previous prime is 53000005351. The next prime is 53000005427. The reversal of 53000005391 is 19350000035.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53000005391 - 210 = 53000004367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53000005391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53000005301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26500002695 + 26500002696.

It is an arithmetic number, because the mean of its divisors is an integer number (26500002696).

Almost surely, 253000005391 is an apocalyptic number.

53000005391 is a deficient number, since it is larger than the sum of its proper divisors (1).

53000005391 is an equidigital number, since it uses as much as digits as its factorization.

53000005391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2025, while the sum is 26.

The spelling of 53000005391 in words is "fifty-three billion, five thousand, three hundred ninety-one".