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8472490983 = 321185580717
BaseRepresentation
bin1111110001111111…
…11111001111100111
3210212110111010200100
413320333333033213
5114322424202413
63520414515143
7416645661615
oct77077771747
923773433610
108472490983
113658555970
121785505ab3
13a503b5c98
145a533c6b5
15348c2ca73
hex1f8fff3e7

8472490983 has 12 divisors (see below), whose sum is σ = 13350592008. Its totient is φ = 5134842960.

The previous prime is 8472490973. The next prime is 8472490997. The reversal of 8472490983 is 3890942748.

8472490983 is a `hidden beast` number, since 8 + 4 + 72 + 490 + 9 + 83 = 666.

It is not a de Polignac number, because 8472490983 - 25 = 8472490951 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8472490973) 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, 42790260 + ... + 42790457.

It is an arithmetic number, because the mean of its divisors is an integer number (1112549334).

Almost surely, 28472490983 is an apocalyptic number.

8472490983 is a deficient number, since it is larger than the sum of its proper divisors (4878101025).

8472490983 is a wasteful number, since it uses less digits than its factorization.

8472490983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85580734 (or 85580731 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The square root of 8472490983 is about 92046.1350791004. The cubic root of 8472490983 is about 2038.6235575013.

The spelling of 8472490983 in words is "eight billion, four hundred seventy-two million, four hundred ninety thousand, nine hundred eighty-three".

Divisors: 1 3 9 11 33 99 85580717 256742151 770226453 941387887 2824163661 8472490983