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988116468 = 22382343039
BaseRepresentation
bin111010111001010…
…111010111110100
32112212022111222020
4322321113113310
54010424211333
6242014433140
733325565013
oct7271272764
92485274866
10988116468
11467847589
12236b027b0
13129939201
1495336a7a
155bb353b3
hex3ae575f4

988116468 has 12 divisors (see below), whose sum is σ = 2305605120. Its totient is φ = 329372152.

The previous prime is 988116433. The next prime is 988116497. The reversal of 988116468 is 864611889.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 988116468.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41171508 + ... + 41171531.

It is an arithmetic number, because the mean of its divisors is an integer number (192133760).

Almost surely, 2988116468 is an apocalyptic number.

It is an amenable number.

988116468 is an abundant number, since it is smaller than the sum of its proper divisors (1317488652).

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

988116468 is a wasteful number, since it uses less digits than its factorization.

988116468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82343046 (or 82343044 counting only the distinct ones).

The product of its digits is 663552, while the sum is 51.

The square root of 988116468 is about 31434.3199067516. The cubic root of 988116468 is about 996.0230273220.

The spelling of 988116468 in words is "nine hundred eighty-eight million, one hundred sixteen thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 82343039 164686078 247029117 329372156 494058234 988116468