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20416142200 = 23521910395171
BaseRepresentation
bin10011000000111001…
…011001101101111000
31221200211120111000211
4103000321121231320
5313303013022300
613213512440504
71321634226316
oct230071315570
957624514024
1020416142200
11872741a8a3
123b593a9134
131c0497b71c
14db968d0b6
157e756c4ba
hex4c0e59b78

20416142200 has 96 divisors (see below), whose sum is σ = 50023584000. Its totient is φ = 7727702400.

The previous prime is 20416142189. The next prime is 20416142207. The reversal of 20416142200 is 224161402.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20416142207) 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 23 ways as a sum of consecutive naturals, for example, 3945615 + ... + 3950785.

It is an arithmetic number, because the mean of its divisors is an integer number (521079000).

Almost surely, 220416142200 is an apocalyptic number.

20416142200 is a gapful number since it is divisible by the number (20) 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 20416142200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25011792000).

20416142200 is an abundant number, since it is smaller than the sum of its proper divisors (29607441800).

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

20416142200 is a wasteful number, since it uses less digits than its factorization.

20416142200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6245 (or 6236 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The spelling of 20416142200 in words is "twenty billion, four hundred sixteen million, one hundred forty-two thousand, two hundred".

Divisors: 1 2 4 5 8 10 19 20 25 38 40 50 76 95 100 152 190 200 380 475 760 950 1039 1900 2078 3800 4156 5171 5195 8312 10342 10390 19741 20684 20780 25855 25975 39482 41368 41560 51710 51950 78964 98249 98705 103420 103900 129275 157928 196498 197410 206840 207800 258550 392996 394820 491245 493525 517100 785992 789640 982490 987050 1034200 1964980 1974100 2456225 3929960 3948200 4912450 5372669 9824900 10745338 19649800 21490676 26863345 42981352 53726690 102080711 107453380 134316725 204161422 214906760 268633450 408322844 510403555 537266900 816645688 1020807110 1074533800 2041614220 2552017775 4083228440 5104035550 10208071100 20416142200