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53838113888 = 2513472927367
BaseRepresentation
bin110010001001000000…
…000110110001100000
312010222001220120002002
4302021000012301200
51340230024121023
640422145343132
73614105263106
oct621100066140
9163861816062
1053838113888
11209182368a9
12a526337aa8
1350ccc90330
14286a383c76
1516017ddb28
hexc89006c60

53838113888 has 48 divisors (see below), whose sum is σ = 114175464480. Its totient is φ = 24842198016.

The previous prime is 53838113887. The next prime is 53838113899. The reversal of 53838113888 is 88831183835.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53838113887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1953581 + ... + 1980947.

It is an arithmetic number, because the mean of its divisors is an integer number (2378655510).

Almost surely, 253838113888 is an apocalyptic number.

It is an amenable number.

53838113888 is an abundant number, since it is smaller than the sum of its proper divisors (60337350592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53838113888 is a wasteful number, since it uses less digits than its factorization.

53838113888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32119 (or 32111 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 56.

The spelling of 53838113888 in words is "fifty-three billion, eight hundred thirty-eight million, one hundred thirteen thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 13 16 26 32 52 104 208 416 4729 9458 18916 27367 37832 54734 61477 75664 109468 122954 151328 218936 245908 355771 437872 491816 711542 875744 983632 1423084 1967264 2846168 5692336 11384672 129418543 258837086 517674172 1035348344 1682441059 2070696688 3364882118 4141393376 6729764236 13459528472 26919056944 53838113888