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1993932151927 is a prime number
BaseRepresentation
bin11101000000111111100…
…111100001110001110111
321001121200120010020020021
4131000333213201301313
5230132033112330202
64123555541550011
7264025332434632
oct35007747416167
97047616106207
101993932151927
116a9692799811
1228252ba15307
13116047401421
146c714a5cc19
1536d00441a37
hex1d03f9e1c77

1993932151927 has 2 divisors, whose sum is σ = 1993932151928. Its totient is φ = 1993932151926.

The previous prime is 1993932151919. The next prime is 1993932151931. The reversal of 1993932151927 is 7291512393991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1993932151927 - 23 = 1993932151919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1993932155927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 996966075963 + 996966075964.

It is an arithmetic number, because the mean of its divisors is an integer number (996966075964).

Almost surely, 21993932151927 is an apocalyptic number.

1993932151927 is a deficient number, since it is larger than the sum of its proper divisors (1).

1993932151927 is an equidigital number, since it uses as much as digits as its factorization.

1993932151927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8266860, while the sum is 61.

The spelling of 1993932151927 in words is "one trillion, nine hundred ninety-three billion, nine hundred thirty-two million, one hundred fifty-one thousand, nine hundred twenty-seven".