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18429195082 = 231146164271
BaseRepresentation
bin10001001010011101…
…110011001101001010
31202120100210002222211
4101022131303031022
5300220333220312
612244413335334
71221456400504
oct211235631512
952510702884
1018429195082
1178a7889041
1236a3a9754a
13197912467c
14c6b830d74
1572cdd73a7
hex44a77334a

18429195082 has 16 divisors (see below), whose sum is σ = 27793269504. Its totient is φ = 9164902000.

The previous prime is 18429195079. The next prime is 18429195121. The reversal of 18429195082 is 28059192481.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254607 + ... + 318877.

It is an arithmetic number, because the mean of its divisors is an integer number (1737079344).

Almost surely, 218429195082 is an apocalyptic number.

18429195082 is a deficient number, since it is larger than the sum of its proper divisors (9364074422).

18429195082 is a wasteful number, since it uses less digits than its factorization.

18429195082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65045.

The product of its (nonzero) digits is 414720, while the sum is 49.

The spelling of 18429195082 in words is "eighteen billion, four hundred twenty-nine million, one hundred ninety-five thousand, eighty-two".

Divisors: 1 2 311 461 622 922 64271 128542 143371 286742 19988281 29628931 39976562 59257862 9214597541 18429195082