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3920285952000 = 21135531117337
BaseRepresentation
bin111001000011000011010…
…000000110100000000000
3111212202221110122111100000
4321003003100012200000
51003212221200431000
612200542101200000
7553142224531605
oct71030320064000
914782843574300
103920285952000
111281647244560
1253393ba00000
132258b1cb34b2
14d7a5855c6ac
156be97b73000
hex390c3406800

3920285952000 has 2304 divisors, whose sum is σ = 16976585283840. Its totient is φ = 891813888000.

The previous prime is 3920285951927. The next prime is 3920285952007. The reversal of 3920285952000 is 2595820293.

3920285952000 is a `hidden beast` number, since 39 + 2 + 0 + 2 + 8 + 595 + 20 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2304).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (3920285952007) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 11632895832 + ... + 11632896168.

It is an arithmetic number, because the mean of its divisors is an integer number (7368309585).

Almost surely, 23920285952000 is an apocalyptic number.

3920285952000 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 3920285952000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8488292641920).

3920285952000 is an abundant number, since it is smaller than the sum of its proper divisors (13056299331840).

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

3920285952000 is a wasteful number, since it uses less digits than its factorization.

3920285952000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 3920285952000 in words is "three trillion, nine hundred twenty billion, two hundred eighty-five million, nine hundred fifty-two thousand".