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8130935017 = 19074263731
BaseRepresentation
bin1111001001010010…
…00011100011101001
3202222122210021222101
413210221003203221
5113123004410032
63422454053401
7405330543622
oct74451034351
922878707871
108130935017
1134a2778907
1216ab04a261
139c76c836a
14571c2ca49
15328c60de7
hex1e4a438e9

8130935017 has 4 divisors (see below), whose sum is σ = 8135200656. Its totient is φ = 8126669380.

The previous prime is 8130935009. The next prime is 8130935023. The reversal of 8130935017 is 7105390318.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8130935017 - 23 = 8130935009 is a prime.

It is a super-2 number, since 2×81309350172 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8130935717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2129959 + ... + 2133772.

It is an arithmetic number, because the mean of its divisors is an integer number (2033800164).

Almost surely, 28130935017 is an apocalyptic number.

It is an amenable number.

8130935017 is a deficient number, since it is larger than the sum of its proper divisors (4265639).

8130935017 is a wasteful number, since it uses less digits than its factorization.

8130935017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4265638.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 8130935017 is about 90171.6974277406. The cubic root of 8130935017 is about 2010.8522591451.

The spelling of 8130935017 in words is "eight billion, one hundred thirty million, nine hundred thirty-five thousand, seventeen".

Divisors: 1 1907 4263731 8130935017