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10311001311 = 313264384649
BaseRepresentation
bin10011001101001010…
…10110010011011111
3222121120222010201110
421212211112103133
5132104104020221
64423052313103
7513342031212
oct114645262337
928546863643
1010311001311
114411322996
121bb9172793
13c8426a810
146db59b779
15405341776
hex2669564df

10311001311 has 8 divisors (see below), whose sum is σ = 14805540400. Its totient is φ = 6345231552.

The previous prime is 10311001303. The next prime is 10311001321. The reversal of 10311001311 is 11310011301.

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

It is not a de Polignac number, because 10311001311 - 23 = 10311001303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10311001321) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 132192286 + ... + 132192363.

It is an arithmetic number, because the mean of its divisors is an integer number (1850692550).

Almost surely, 210311001311 is an apocalyptic number.

10311001311 is a deficient number, since it is larger than the sum of its proper divisors (4494539089).

10311001311 is a wasteful number, since it uses less digits than its factorization.

10311001311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264384665.

The product of its (nonzero) digits is 9, while the sum is 12.

Adding to 10311001311 its reverse (11310011301), we get a palindrome (21621012612).

The spelling of 10311001311 in words is "ten billion, three hundred eleven million, one thousand, three hundred eleven".

Divisors: 1 3 13 39 264384649 793153947 3437000437 10311001311