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1310301223 = 71117016899
BaseRepresentation
bin100111000011001…
…1001110000100111
310101022120012100221
41032012121300213
510140414114343
6334004145211
744320243120
oct11606316047
93338505327
101310301223
116126a3780
12306998207
1317b60398a
14c6043047
157a0775ed
hex4e199c27

1310301223 has 8 divisors (see below), whose sum is σ = 1633622400. Its totient is φ = 1021013880.

The previous prime is 1310301193. The next prime is 1310301241. The reversal of 1310301223 is 3221030131.

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 1310301223 - 29 = 1310300711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1310301197 and 1310301206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310301253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8508373 + ... + 8508526.

It is an arithmetic number, because the mean of its divisors is an integer number (204202800).

Almost surely, 21310301223 is an apocalyptic number.

1310301223 is a deficient number, since it is larger than the sum of its proper divisors (323321177).

1310301223 is a wasteful number, since it uses less digits than its factorization.

1310301223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17016917.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1310301223 is about 36198.0831398570. The cubic root of 1310301223 is about 1094.2680409520.

Adding to 1310301223 its reverse (3221030131), we get a palindrome (4531331354).

The spelling of 1310301223 in words is "one billion, three hundred ten million, three hundred one thousand, two hundred twenty-three".

Divisors: 1 7 11 77 17016899 119118293 187185889 1310301223