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11803988304 = 243327324047
BaseRepresentation
bin10101111111001001…
…01001000101010000
31010110122021201212000
422333210221011100
5143133310111204
65231144234000
7565341150033
oct127744510520
933418251760
1011803988304
115008053139
12235516b900
131161675984
147dd99701a
15491453039
hex2bf929150

11803988304 has 40 divisors (see below), whose sum is σ = 33881819520. Its totient is φ = 3934662624.

The previous prime is 11803988269. The next prime is 11803988411. The reversal of 11803988304 is 40388930811.

11803988304 is a `hidden beast` number, since 1 + 180 + 398 + 83 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 11803988304.

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, 13661592 + ... + 13662455.

It is an arithmetic number, because the mean of its divisors is an integer number (847045488).

Almost surely, 211803988304 is an apocalyptic number.

It is an amenable number.

11803988304 is an abundant number, since it is smaller than the sum of its proper divisors (22077831216).

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

11803988304 is a wasteful number, since it uses less digits than its factorization.

11803988304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27324064 (or 27324052 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 11803988304 in words is "eleven billion, eight hundred three million, nine hundred eighty-eight thousand, three hundred four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 432 27324047 54648094 81972141 109296188 163944282 218592376 245916423 327888564 437184752 491832846 655777128 737749269 983665692 1311554256 1475498538 1967331384 2950997076 3934662768 5901994152 11803988304