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5115975171 = 32161789137
BaseRepresentation
bin1001100001110111…
…11001011000000011
3111012112121110120220
410300323321120003
540434142201141
62203353034123
7240531033336
oct46073713003
914175543526
105115975171
11219591a95a
12ba93b5943
13636ba6858
1436765061d
151ee214766
hex130ef9603

5115975171 has 8 divisors (see below), whose sum is σ = 6824465424. Its totient is φ = 3409067520.

The previous prime is 5115975143. The next prime is 5115975197. The reversal of 5115975171 is 1715795115.

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

It is not a de Polignac number, because 5115975171 - 29 = 5115974659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5115975071) 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, 388086 + ... + 401051.

It is an arithmetic number, because the mean of its divisors is an integer number (853058178).

Almost surely, 25115975171 is an apocalyptic number.

5115975171 is a deficient number, since it is larger than the sum of its proper divisors (1708490253).

5115975171 is a wasteful number, since it uses less digits than its factorization.

5115975171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791301.

The product of its digits is 55125, while the sum is 42.

The square root of 5115975171 is about 71526.0454030558. The cubic root of 5115975171 is about 1723.0960070067.

The spelling of 5115975171 in words is "five billion, one hundred fifteen million, nine hundred seventy-five thousand, one hundred seventy-one".

Divisors: 1 3 2161 6483 789137 2367411 1705325057 5115975171