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18883315000 = 235411343333
BaseRepresentation
bin10001100101100010…
…001000010100111000
31210202000021210102001
4101211202020110320
5302133112040000
612401434550344
71235642346334
oct214542102470
953660253361
1018883315000
118010159060
1237abb983b4
131a1c234694
14cb1c827c4
15757bdb46a
hex465888538

18883315000 has 80 divisors (see below), whose sum is σ = 48265893720. Its totient is φ = 6866640000.

The previous prime is 18883314949. The next prime is 18883315007. The reversal of 18883315000 is 51338881.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18883315007) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 116667 + ... + 226666.

Almost surely, 218883315000 is an apocalyptic number.

18883315000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

18883315000 is an abundant number, since it is smaller than the sum of its proper divisors (29382578720).

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

18883315000 is a wasteful number, since it uses less digits than its factorization.

18883315000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343370 (or 343351 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

The spelling of 18883315000 in words is "eighteen billion, eight hundred eighty-three million, three hundred fifteen thousand".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 125 200 220 250 275 440 500 550 625 1000 1100 1250 1375 2200 2500 2750 5000 5500 6875 11000 13750 27500 55000 343333 686666 1373332 1716665 2746664 3433330 3776663 6866660 7553326 8583325 13733320 15106652 17166650 18883315 30213304 34333300 37766630 42916625 68666600 75533260 85833250 94416575 151066520 171666500 188833150 214583125 343333000 377666300 429166250 472082875 755332600 858332500 944165750 1716665000 1888331500 2360414375 3776663000 4720828750 9441657500 18883315000