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1308126485 = 5271965407
BaseRepresentation
bin100110111111000…
…0110110100010101
310101011110201012002
41031332012310111
510134340021420
6333445405045
744262614561
oct11576066425
93334421162
101308126485
11611448876
12306109785
1317b021b53
14c5a386a1
1579c98075
hex4df86d15

1308126485 has 8 divisors (see below), whose sum is σ = 1575545856. Its totient is φ = 1042638480.

The previous prime is 1308126473. The next prime is 1308126593. The reversal of 1308126485 is 5846218031.

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

It is not a de Polignac number, because 1308126485 - 210 = 1308125461 is a prime.

It is a super-2 number, since 2×13081264852 = 3422389801516910450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481349 + ... + 484058.

It is an arithmetic number, because the mean of its divisors is an integer number (196943232).

Almost surely, 21308126485 is an apocalyptic number.

It is an amenable number.

1308126485 is a deficient number, since it is larger than the sum of its proper divisors (267419371).

1308126485 is an equidigital number, since it uses as much as digits as its factorization.

1308126485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965683.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 1308126485 is about 36168.0312568987. The cubic root of 1308126485 is about 1093.6623115115.

The spelling of 1308126485 in words is "one billion, three hundred eight million, one hundred twenty-six thousand, four hundred eighty-five".

Divisors: 1 5 271 1355 965407 4827035 261625297 1308126485