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200041278840 = 23325131913716421
BaseRepresentation
bin1011101001001101100…
…0111010110101111000
3201010100012221212102100
42322103120322311320
511234141031410330
6231521522503400
720311131546324
oct2722330726570
9633305855370
10200041278840
11779230a5647
1232929504b60
1315b2ca42b20
149979788984
15530bdca060
hex2e9363ad78

200041278840 has 384 divisors, whose sum is σ = 742418913600. Its totient is φ = 46305976320.

The previous prime is 200041278839. The next prime is 200041278841. The reversal of 200041278840 is 48872140002.

It is an interprime number because it is at equal distance from previous prime (200041278839) and next prime (200041278841).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 200041278795 and 200041278804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200041278841) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12173830 + ... + 12190250.

Almost surely, 2200041278840 is an apocalyptic number.

200041278840 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 200041278840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371209456800).

200041278840 is an abundant number, since it is smaller than the sum of its proper divisors (542377634760).

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

200041278840 is a wasteful number, since it uses less digits than its factorization.

200041278840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16607 (or 16600 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 36.

The spelling of 200041278840 in words is "two hundred billion, forty-one million, two hundred seventy-eight thousand, eight hundred forty".