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BaseRepresentation
bin1111100001011…
…10011011100101
3100002000112111010
413300232123211
5231313313410
620530532433
73140540334
oct760563345
9302015433
10130213605
1167558455
1237737119
1320c91a92
1413417d1b
15b671c20
hex7c2e6e5

130213605 has 8 divisors (see below), whose sum is σ = 208341792. Its totient is φ = 69447248.

The previous prime is 130213579. The next prime is 130213613. The reversal of 130213605 is 506312031.

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

It is a cyclic number.

It is not a de Polignac number, because 130213605 - 26 = 130213541 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4340439 + ... + 4340468.

It is an arithmetic number, because the mean of its divisors is an integer number (26042724).

Almost surely, 2130213605 is an apocalyptic number.

130213605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

130213605 is a deficient number, since it is larger than the sum of its proper divisors (78128187).

130213605 is an equidigital number, since it uses as much as digits as its factorization.

130213605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8680915.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 130213605 is about 11411.1176052129. The cubic root of 130213605 is about 506.8570063850.

Adding to 130213605 its reverse (506312031), we get a palindrome (636525636).

The spelling of 130213605 in words is "one hundred thirty million, two hundred thirteen thousand, six hundred five".