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8480350881 = 324519208511
BaseRepresentation
bin1111110010111011…
…11110001010100001
3210220000021110102200
413321131332022201
5114331432212011
63521255203413
7420102536022
oct77135761241
923800243380
108480350881
113661a34152
121788076569
13a51c08702
145a63c6c49
15349781856
hex1f977e2a1

8480350881 has 12 divisors (see below), whose sum is σ = 12252165120. Its totient is φ = 5652289080.

The previous prime is 8480350847. The next prime is 8480350891. The reversal of 8480350881 is 1880530848.

It is not a de Polignac number, because 8480350881 - 229 = 7943479969 is a prime.

It is a super-3 number, since 3×84803508813 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (8480350891) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63585 + ... + 144926.

It is an arithmetic number, because the mean of its divisors is an integer number (1021013760).

Almost surely, 28480350881 is an apocalyptic number.

It is an amenable number.

8480350881 is a deficient number, since it is larger than the sum of its proper divisors (3771814239).

8480350881 is a wasteful number, since it uses less digits than its factorization.

8480350881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213036 (or 213033 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 45.

The square root of 8480350881 is about 92088.8206081498. The cubic root of 8480350881 is about 2039.2537704602.

The spelling of 8480350881 in words is "eight billion, four hundred eighty million, three hundred fifty thousand, eight hundred eighty-one".

Divisors: 1 3 9 4519 13557 40671 208511 625533 1876599 942261209 2826783627 8480350881