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10031020044000 = 253538179102203
BaseRepresentation
bin1001000111111000011101…
…1000101110111011100000
31022111221211000220202111220
42101332013120232323200
52303322012112402000
633200104220135040
72053501012355334
oct221760730567340
938457730822456
1010031020044000
11321814a34121a
1211600b4397480
13579bc8957c47
1426970ac217c4
15125de33ac1a0
hex91f8762eee0

10031020044000 has 192 divisors, whose sum is σ = 32865961040640. Its totient is φ = 2674585459200.

The previous prime is 10031020043999. The next prime is 10031020044007. The reversal of 10031020044000 is 44002013001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10031020044007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98096899 + ... + 98199101.

It is an arithmetic number, because the mean of its divisors is an integer number (171176880420).

Almost surely, 210031020044000 is an apocalyptic number.

10031020044000 is a gapful number since it is divisible by the number (10) 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 10031020044000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16432980520320).

10031020044000 is an abundant number, since it is smaller than the sum of its proper divisors (22834940996640).

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

10031020044000 is a wasteful number, since it uses less digits than its factorization.

10031020044000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110410 (or 110392 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10031020044000 its reverse (44002013001), we get a palindrome (10075022057001).

The spelling of 10031020044000 in words is "ten trillion, thirty-one billion, twenty million, forty-four thousand".