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4992111888 = 243104002331
BaseRepresentation
bin1001010011000110…
…11001010100010000
3110212220112120002220
410221203121110100
540210440040023
62143210141040
7234465152031
oct45143312420
913786476086
104992111888
112131a0a605
12b73a21780
1361732937a
1435500aa88
151e33e93e3
hex1298d9510

4992111888 has 20 divisors (see below), whose sum is σ = 12896289168. Its totient is φ = 1664037280.

The previous prime is 4992111871. The next prime is 4992111899. The reversal of 4992111888 is 8881112994.

It is a super-3 number, since 3×49921118883 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

4992111888 is a modest number, since divided by 111888 gives 4992 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 4992111888.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52001118 + ... + 52001213.

Almost surely, 24992111888 is an apocalyptic number.

4992111888 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4992111888 is an abundant number, since it is smaller than the sum of its proper divisors (7904177280).

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

4992111888 is a wasteful number, since it uses less digits than its factorization.

4992111888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104002342 (or 104002336 counting only the distinct ones).

The product of its digits is 331776, while the sum is 51.

The square root of 4992111888 is about 70654.8787275160. The cubic root of 4992111888 is about 1709.0762412599.

The spelling of 4992111888 in words is "four billion, nine hundred ninety-two million, one hundred eleven thousand, eight hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 104002331 208004662 312006993 416009324 624013986 832018648 1248027972 1664037296 2496055944 4992111888