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42922130000 = 24544292213
BaseRepresentation
bin100111111110010110…
…111011101001010000
311002210022120010021112
4213332112323221100
51200401031130000
631415042112452
73046436041151
oct477626735120
9132708503245
1042922130000
1117226472612
12839a64b728
1340805a1079
142112703928
1511b32e8235
hex9fe5bba50

42922130000 has 50 divisors (see below), whose sum is σ = 103918793154. Its totient is φ = 17168848000.

The previous prime is 42922129961. The next prime is 42922130033. The reversal of 42922130000 is 3122924.

It can be written as a sum of positive squares in 5 ways, for example, as 26947192336 + 15974937664 = 164156^2 + 126392^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2136107 + ... + 2156106.

Almost surely, 242922130000 is an apocalyptic number.

42922130000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42922130000 is an abundant number, since it is smaller than the sum of its proper divisors (60996663154).

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

42922130000 is an equidigital number, since it uses as much as digits as its factorization.

42922130000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4292241 (or 4292220 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 42922130000 its reverse (3122924), we get a palindrome (42925252924).

The spelling of 42922130000 in words is "forty-two billion, nine hundred twenty-two million, one hundred thirty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 5000 10000 4292213 8584426 17168852 21461065 34337704 42922130 68675408 85844260 107305325 171688520 214610650 343377040 429221300 536526625 858442600 1073053250 1716885200 2146106500 2682633125 4292213000 5365266250 8584426000 10730532500 21461065000 42922130000