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485899144512 = 2633181636281
BaseRepresentation
bin1110001001000011101…
…10001000110101000000
31201110012010222000221120
413010201312020311000
530430110140111022
61011115144552240
750051014403445
oct7044166106500
91643163860846
10485899144512
11178083444021
127a206782680
1336a87988bc2
14197365b59cc
15c98cc2bd5c
hex7121d88d40

485899144512 has 56 divisors (see below), whose sum is σ = 1327079400192. Its totient is φ = 156741657600.

The previous prime is 485899144501. The next prime is 485899144573. The reversal of 485899144512 is 215441998584.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40812189 + ... + 40824092.

It is an arithmetic number, because the mean of its divisors is an integer number (23697846432).

Almost surely, 2485899144512 is an apocalyptic number.

It is an amenable number.

485899144512 is an abundant number, since it is smaller than the sum of its proper divisors (841180255680).

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

485899144512 is a wasteful number, since it uses less digits than its factorization.

485899144512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81636327 (or 81636317 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 60.

The spelling of 485899144512 in words is "four hundred eighty-five billion, eight hundred ninety-nine million, one hundred forty-four thousand, five hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 31 32 48 62 64 93 96 124 186 192 248 372 496 744 992 1488 1984 2976 5952 81636281 163272562 244908843 326545124 489817686 653090248 979635372 1306180496 1959270744 2530724711 2612360992 3918541488 5061449422 5224721984 7592174133 7837082976 10122898844 15184348266 15674165952 20245797688 30368696532 40491595376 60737393064 80983190752 121474786128 161966381504 242949572256 485899144512