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8480968321 = 711310721831
BaseRepresentation
bin1111110011000000…
…10100111010000001
3210220001102211101211
413321200110322001
5114332111441241
63521320330121
7420111020110
oct77140247201
923801384354
108480968321
113662316031
121788313941
13a52093767
145a6507c77
15349854781
hex1f9814e81

8480968321 has 8 divisors (see below), whose sum is σ = 9778310784. Its totient is φ = 7205069760.

The previous prime is 8480968271. The next prime is 8480968337. The reversal of 8480968321 is 1238690848.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8480968321 - 229 = 7944097409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8480968351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5360125 + ... + 5361706.

It is an arithmetic number, because the mean of its divisors is an integer number (1222288848).

Almost surely, 28480968321 is an apocalyptic number.

It is an amenable number.

8480968321 is a deficient number, since it is larger than the sum of its proper divisors (1297342463).

8480968321 is a wasteful number, since it uses less digits than its factorization.

8480968321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10721951.

The product of its (nonzero) digits is 663552, while the sum is 49.

The square root of 8480968321 is about 92092.1729627442. The cubic root of 8480968321 is about 2039.3032607981.

The spelling of 8480968321 in words is "eight billion, four hundred eighty million, nine hundred sixty-eight thousand, three hundred twenty-one".

Divisors: 1 7 113 791 10721831 75052817 1211566903 8480968321