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38985103872000 = 2123353111323741
BaseRepresentation
bin10001101110100111011010…
…10001001001000000000000
312010000221100220210212202000
420313103231101021000000
520102212443042401000
6214525302014024000
711132403134225046
oct1067235521110000
9163027326725660
1038985103872000
11114705428837a0
1244576a84a8000
13189a383150c00
1498ac6396a396
1547915a85d000
hex2374ed449000

38985103872000 has 4992 divisors, whose sum is σ = 179137594621440. Its totient is φ = 8281128960000.

The previous prime is 38985103871983. The next prime is 38985103872049. The reversal of 38985103872000 is 27830158983.

38985103872000 is a `hidden beast` number, since 3 + 8 + 9 + 8 + 51 + 0 + 387 + 200 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (4992).

It is a Harshad number since it is a multiple of its sum of digits (54).

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 383 ways as a sum of consecutive naturals, for example, 950856191980 + ... + 950856192020.

It is an arithmetic number, because the mean of its divisors is an integer number (35884934820).

Almost surely, 238985103872000 is an apocalyptic number.

38985103872000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38985103872000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89568797310720).

38985103872000 is an abundant number, since it is smaller than the sum of its proper divisors (140152490749440).

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

38985103872000 is a wasteful number, since it uses less digits than its factorization.

38985103872000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 38985103872000 in words is "thirty-eight trillion, nine hundred eighty-five billion, one hundred three million, eight hundred seventy-two thousand".