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8008008088400 = 245220020020221
BaseRepresentation
bin111010010001000001001…
…1110100011101101010000
31001100120001212000102221222
41310202002132203231100
52022200400032312100
625010454513104212
71454362622434565
oct164420236435520
931316055012858
108008008088400
1126081a4885611
12a94009858068
134611c8a099c8
141d983805086c
15dd49000c485
hex748827a3b50

8008008088400 has 30 divisors (see below), whose sum is σ = 19239239433342. Its totient is φ = 3203203235200.

The previous prime is 8008008088303. The next prime is 8008008088417. The reversal of 8008008088400 is 48808008008.

It can be written as a sum of positive squares in 3 ways, for example, as 2342503714576 + 5665504373824 = 1530524^2 + 2380232^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10010009711 + ... + 10010010510.

Almost surely, 28008008088400 is an apocalyptic number.

8008008088400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8008008088400 is an abundant number, since it is smaller than the sum of its proper divisors (11231231344942).

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

8008008088400 is a wasteful number, since it uses less digits than its factorization.

8008008088400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20020020239 (or 20020020228 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 44.

The spelling of 8008008088400 in words is "eight trillion, eight billion, eight million, eighty-eight thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 20020020221 40040040442 80080080884 100100101105 160160161768 200200202210 320320323536 400400404420 500500505525 800800808840 1001001011050 1601601617680 2002002022100 4004004044200 8008008088400