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313304321019 = 31391146765521
BaseRepresentation
bin1001000111100100110…
…01001000101111111011
31002221200201100120011110
410203302121020233323
520113121401233034
6355532514531403
731430654534304
oct4436231105773
91087621316143
10313304321019
11110965137628
1250878b96b63
1323710282101
14112420877ab
15823a6c4de9
hex48f2648bfb

313304321019 has 16 divisors (see below), whose sum is σ = 420787525760. Its totient is φ = 207345640320.

The previous prime is 313304321009. The next prime is 313304321041. The reversal of 313304321019 is 910123403313.

It is not a de Polignac number, because 313304321019 - 27 = 313304320891 is a prime.

It is a super-2 number, since 2×3133043210192 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313304321009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4748979 + ... + 4814499.

It is an arithmetic number, because the mean of its divisors is an integer number (26299220360).

Almost surely, 2313304321019 is an apocalyptic number.

313304321019 is a deficient number, since it is larger than the sum of its proper divisors (107483204741).

313304321019 is a wasteful number, since it uses less digits than its factorization.

313304321019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77130.

The product of its (nonzero) digits is 5832, while the sum is 30.

The spelling of 313304321019 in words is "three hundred thirteen billion, three hundred four million, three hundred twenty-one thousand, nineteen".

Divisors: 1 3 139 417 11467 34401 65521 196563 1593913 4781739 9107419 27322257 751329307 2253987921 104434773673 313304321019