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8898008988 = 22311233194543
BaseRepresentation
bin10000100100101110…
…01101011110011100
3211222010011200122110
420102113031132130
5121210342241423
64030535114020
7433333554111
oct102227153634
924863150573
108898008988
11385676a940
121883b12910
13aba5c049b
14605a66908
15371282193
hex2125cd79c

8898008988 has 96 divisors (see below), whose sum is σ = 24396890112. Its totient is φ = 2495908800.

The previous prime is 8898008953. The next prime is 8898009007.

8898008988 is nontrivially palindromic in base 10.

8898008988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 46845 + ... + 141387.

It is an arithmetic number, because the mean of its divisors is an integer number (254134272).

Almost surely, 28898008988 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8898008988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12198445056).

8898008988 is an abundant number, since it is smaller than the sum of its proper divisors (15498881124).

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

8898008988 is a wasteful number, since it uses less digits than its factorization.

8898008988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94615 (or 94613 counting only the distinct ones).

The product of its (nonzero) digits is 21233664, while the sum is 66.

The square root of 8898008988 is about 94329.2583878406. The cubic root of 8898008988 is about 2072.1965518561.

The spelling of 8898008988 in words is "eight billion, eight hundred ninety-eight million, eight thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 11 12 22 23 31 33 44 46 62 66 69 92 93 124 132 138 186 253 276 341 372 506 682 713 759 1012 1023 1364 1426 1518 2046 2139 2852 3036 4092 4278 7843 8556 15686 23529 31372 47058 94116 94543 189086 283629 378172 567258 1039973 1134516 2079946 2174489 2930833 3119919 4159892 4348978 5861666 6239838 6523467 8697956 8792499 11723332 12479676 13046934 17584998 23919379 26093868 32239163 35169996 47838758 64478326 67409159 71758137 95677516 96717489 128956652 134818318 143516274 193434978 202227477 269636636 287032548 386869956 404454954 741500749 808909908 1483001498 2224502247 2966002996 4449004494 8898008988