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42590204800 = 27521113163571
BaseRepresentation
bin100111101010100100…
…101111001110000000
311001221011222120111121
4213222210233032000
51144211043023200
631322103522024
73035265524203
oct475244571600
9131834876447
1042590204800
1117076073270
128307459314
1340298a5c20
1420c05bd93a
1511940cee1a
hex9ea92f380

42590204800 has 384 divisors, whose sum is σ = 124580776320. Its totient is φ = 14183424000.

The previous prime is 42590204773. The next prime is 42590204807. The reversal of 42590204800 is 840209524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42590204807) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 74588515 + ... + 74589085.

It is an arithmetic number, because the mean of its divisors is an integer number (324429105).

Almost surely, 242590204800 is an apocalyptic number.

42590204800 is a gapful number since it is divisible by the number (40) 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 42590204800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62290388160).

42590204800 is an abundant number, since it is smaller than the sum of its proper divisors (81990571520).

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

42590204800 is a wasteful number, since it uses less digits than its factorization.

42590204800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782 (or 765 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 42590204800 in words is "forty-two billion, five hundred ninety million, two hundred four thousand, eight hundred".