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97840754011728 = 2433731350792381
BaseRepresentation
bin10110001111110001010011…
…011000110010111001010000
3110211102111002101001021222000
4112033301103120302321100
5100311010331011333403
6544031231043314000
726415522044106000
oct2617612330627120
9424374071037860
1097840754011728
11291a2037a33422
12ab8223a67b900
134279460915760
141a23736a46000
15b4a0e11457a3
hex58fc53632e50

97840754011728 has 320 divisors, whose sum is σ = 352702300608000. Its totient is φ = 25804154396160.

The previous prime is 97840754011691. The next prime is 97840754011729. The reversal of 97840754011728 is 82711045704879.

97840754011728 is a `hidden beast` number, since 9 + 7 + 8 + 4 + 0 + 7 + 540 + 11 + 72 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97840754011729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23469903 + ... + 27322478.

It is an arithmetic number, because the mean of its divisors is an integer number (1102194689400).

Almost surely, 297840754011728 is an apocalyptic number.

97840754011728 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is an amenable number.

97840754011728 is an abundant number, since it is smaller than the sum of its proper divisors (254861546596272).

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

97840754011728 is a wasteful number, since it uses less digits than its factorization.

97840754011728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50792432 (or 50792406 counting only the distinct ones).

The product of its (nonzero) digits is 31610880, while the sum is 63.

The spelling of 97840754011728 in words is "ninety-seven trillion, eight hundred forty billion, seven hundred fifty-four million, eleven thousand, seven hundred twenty-eight".