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8088148746820 = 225404407437341
BaseRepresentation
bin111010110110010101100…
…1110111010001001000100
31001122012220222210201001001
41311230223032322021010
52030004012034344240
625111351053343044
71463230603001212
oct165545316721104
931565828721031
108088148746820
11263918a12341a
12aa7654797a84
1346892b01c74c
141dd67b761cb2
15e05d0a1289a
hex75b2b3ba244

8088148746820 has 12 divisors (see below), whose sum is σ = 16985112368364. Its totient is φ = 3235259498720.

The previous prime is 8088148746809. The next prime is 8088148746889. The reversal of 8088148746820 is 286478418808.

It can be written as a sum of positive squares in 2 ways, for example, as 3763545680196 + 4324603066624 = 1939986^2 + 2079568^2 .

It is a super-2 number, since 2×80881487468202 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202203718651 + ... + 202203718690.

It is an arithmetic number, because the mean of its divisors is an integer number (1415426030697).

Almost surely, 28088148746820 is an apocalyptic number.

It is an amenable number.

8088148746820 is an abundant number, since it is smaller than the sum of its proper divisors (8896963621544).

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

8088148746820 is a wasteful number, since it uses less digits than its factorization.

8088148746820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404407437350 (or 404407437348 counting only the distinct ones).

The product of its (nonzero) digits is 44040192, while the sum is 64.

The spelling of 8088148746820 in words is "eight trillion, eighty-eight billion, one hundred forty-eight million, seven hundred forty-six thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 404407437341 808814874682 1617629749364 2022037186705 4044074373410 8088148746820