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130805482 = 2209931159
BaseRepresentation
bin1111100101111…
…10111011101010
3100010010121101111
413302332323222
5231441233412
620551340534
73145554043
oct762767352
9303117344
10130805482
1167922105
123798174a
132113b2c2
141352d8ca
15b73c2a7
hex7cbeeea

130805482 has 8 divisors (see below), whose sum is σ = 196308000. Its totient is φ = 65369484.

The previous prime is 130805459. The next prime is 130805491. The reversal of 130805482 is 284508031.

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

It is a super-2 number, since 2×1308054822 = 34220148242504648, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11382 + ... + 19777.

It is an arithmetic number, because the mean of its divisors is an integer number (24538500).

Almost surely, 2130805482 is an apocalyptic number.

130805482 is a deficient number, since it is larger than the sum of its proper divisors (65502518).

130805482 is a wasteful number, since it uses less digits than its factorization.

130805482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33260.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 130805482 is about 11437.0224271879. The cubic root of 130805482 is about 507.6238069819.

The spelling of 130805482 in words is "one hundred thirty million, eight hundred five thousand, four hundred eighty-two".

Divisors: 1 2 2099 4198 31159 62318 65402741 130805482