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120131314000 = 245360065657
BaseRepresentation
bin110111111100001100…
…0100110000101010000
3102111002011021001102221
41233320120212011100
53432012104022000
6131104302550424
711451652215025
oct1577030460520
9374064231387
10120131314000
1146a46aa4295
121b347898414
13b436472c69
145b5896954c
1531d179361a
hex1bf8626150

120131314000 has 40 divisors (see below), whose sum is σ = 290477522088. Its totient is φ = 48052524800.

The previous prime is 120131313989. The next prime is 120131314001. The reversal of 120131314000 is 413131021.

It can be written as a sum of positive squares in 4 ways, for example, as 1701727504 + 118429586496 = 41252^2 + 344136^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120131314001) 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 7 ways as a sum of consecutive naturals, for example, 30030829 + ... + 30034828.

Almost surely, 2120131314000 is an apocalyptic number.

120131314000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120131314000 is an abundant number, since it is smaller than the sum of its proper divisors (170346208088).

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

120131314000 is an equidigital number, since it uses as much as digits as its factorization.

120131314000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60065680 (or 60065664 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 120131314000 its reverse (413131021), we get a palindrome (120544445021).

The spelling of 120131314000 in words is "one hundred twenty billion, one hundred thirty-one million, three hundred fourteen thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 1000 2000 60065657 120131314 240262628 300328285 480525256 600656570 961050512 1201313140 1501641425 2402626280 3003282850 4805252560 6006565700 7508207125 12013131400 15016414250 24026262800 30032828500 60065657000 120131314000