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8130414794 = 24578895421
BaseRepresentation
bin1111001001001110…
…00100100011001010
3202222121210212100212
413210213010203022
5113122341233134
63422435001122
7405323246135
oct74447044312
922877725325
108130414794
1134a2452a77
1216aaa391a2
139c7575638
14571b3521c
15328babbce
hex1e49c48ca

8130414794 has 8 divisors (see below), whose sum is σ = 12222309828. Its totient is φ = 4056311520.

The previous prime is 8130414791. The next prime is 8130414821. The reversal of 8130414794 is 4974140318.

It can be written as a sum of positive squares in 2 ways, for example, as 8124678769 + 5736025 = 90137^2 + 2395^2 .

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

It is a super-2 number, since 2×81304147942 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8130414791) 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, 4446797 + ... + 4448624.

Almost surely, 28130414794 is an apocalyptic number.

8130414794 is a deficient number, since it is larger than the sum of its proper divisors (4091895034).

8130414794 is a wasteful number, since it uses less digits than its factorization.

8130414794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8895880.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 8130414794 is about 90168.8127569616. The cubic root of 8130414794 is about 2010.8093729784.

The spelling of 8130414794 in words is "eight billion, one hundred thirty million, four hundred fourteen thousand, seven hundred ninety-four".

Divisors: 1 2 457 914 8895421 17790842 4065207397 8130414794