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53223799719 = 3193121775533
BaseRepresentation
bin110001100100011000…
…101011101110100111
312002101020222011110110
4301210120223232213
51333000243042334
640241202424103
73562635555516
oct614430535647
9162336864413
1053223799719
11206324a1542
12a394662033
13503292231c
14280c95267d
1515b78e4ae9
hexc6462bba7

53223799719 has 16 divisors (see below), whose sum is σ = 71392319712. Its totient is φ = 35269214208.

The previous prime is 53223799711. The next prime is 53223799747. The reversal of 53223799719 is 91799732235.

It is not a de Polignac number, because 53223799719 - 23 = 53223799711 is a prime.

It is a super-2 number, since 2×532237997192 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53223799711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 666877 + ... + 742409.

It is an arithmetic number, because the mean of its divisors is an integer number (4462019982).

Almost surely, 253223799719 is an apocalyptic number.

53223799719 is a deficient number, since it is larger than the sum of its proper divisors (18168519993).

53223799719 is a wasteful number, since it uses less digits than its factorization.

53223799719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76946.

The product of its digits is 6429780, while the sum is 57.

The spelling of 53223799719 in words is "fifty-three billion, two hundred twenty-three million, seven hundred ninety-nine thousand, seven hundred nineteen".

Divisors: 1 3 193 579 1217 3651 75533 226599 234881 704643 14577869 43733607 91923661 275770983 17741266573 53223799719