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1008008080580 = 22550400404029
BaseRepresentation
bin11101010101100011111…
…01101010110011000100
310120100211211001001212002
432222301331222303010
5113003400032034310
62051023355244432
7132553244212514
oct16526175526304
93510754031762
101008008080580
11359548312406
12143437a49718
13740933aa967
1436b05c15844
151b34980ada5
hexeab1f6acc4

1008008080580 has 12 divisors (see below), whose sum is σ = 2116816969260. Its totient is φ = 403203232224.

The previous prime is 1008008080487. The next prime is 1008008080661. The reversal of 1008008080580 is 850808008001.

It can be written as a sum of positive squares in 2 ways, for example, as 631856471236 + 376151609344 = 794894^2 + 613312^2 .

It is a super-3 number, since 3×10080080805803 (a number of 37 digits) contains 333 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, 25200201995 + ... + 25200202034.

It is an arithmetic number, because the mean of its divisors is an integer number (176401414105).

Almost surely, 21008008080580 is an apocalyptic number.

1008008080580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1008008080580 is an abundant number, since it is smaller than the sum of its proper divisors (1108808888680).

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

1008008080580 is a wasteful number, since it uses less digits than its factorization.

1008008080580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50400404038 (or 50400404036 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 38.

The spelling of 1008008080580 in words is "one trillion, eight billion, eight million, eighty thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 50400404029 100800808058 201601616116 252002020145 504004040290 1008008080580