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80085251030800 = 2452495140438927
BaseRepresentation
bin10010001101011001001100…
…111100000111111100010000
3101111120002000211201002201011
4102031121030330013330100
540444104043230441200
6442154353442020304
722603653114663541
oct2215311474077420
9344502024632634
1080085251030800
1123576a674303a4
128b95084647694
13358c011b39542
1415ac20ac984c8
1593d303de85ba
hex48d64cf07f10

80085251030800 has 60 divisors (see below), whose sum is σ = 192443682169216. Its totient is φ = 32027629392000.

The previous prime is 80085251030779. The next prime is 80085251030881. The reversal of 80085251030800 is 803015258008.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18239064 + ... + 22199863.

Almost surely, 280085251030800 is an apocalyptic number.

80085251030800 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

80085251030800 is an abundant number, since it is smaller than the sum of its proper divisors (112358431138416).

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

80085251030800 is a wasteful number, since it uses less digits than its factorization.

80085251030800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40443896 (or 40443885 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 40.

Adding to 80085251030800 its reverse (803015258008), we get a palindrome (80888266288808).

The spelling of 80085251030800 in words is "eighty trillion, eighty-five billion, two hundred fifty-one million, thirty thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 4951 9902 19804 24755 39608 49510 79216 99020 123775 198040 247550 396080 495100 990200 1980400 40438927 80877854 161755708 202194635 323511416 404389270 647022832 808778540 1010973175 1617557080 2021946350 3235114160 4043892700 8087785400 16175570800 200213127577 400426255154 800852510308 1001065637885 1601705020616 2002131275770 3203410041232 4004262551540 5005328189425 8008525103080 10010656378850 16017050206160 20021312757700 40042625515400 80085251030800