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1310223022 = 211313674241
BaseRepresentation
bin100111000011000…
…0110101010101110
310101022102020002121
41032012012222232
510140404114042
6334002343154
744316466123
oct11606065256
93338366077
101310223022
1161264aa49
1230695aaba
1317b5a71c4
14c602274a
157a05e367
hex4e186aae

1310223022 has 16 divisors (see below), whose sum is σ = 1984645152. Its totient is φ = 648686080.

The previous prime is 1310223011. The next prime is 1310223041. The reversal of 1310223022 is 2203220131.

It is a junction number, because it is equal to n+sod(n) for n = 1310222987 and 1310223005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306822 + ... + 311062.

It is an arithmetic number, because the mean of its divisors is an integer number (124040322).

Almost surely, 21310223022 is an apocalyptic number.

1310223022 is a deficient number, since it is larger than the sum of its proper divisors (674422130).

1310223022 is a wasteful number, since it uses less digits than its factorization.

1310223022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5723.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1310223022 is about 36197.0029422327. The cubic root of 1310223022 is about 1094.2462712611.

Adding to 1310223022 its reverse (2203220131), we get a palindrome (3513443153).

The spelling of 1310223022 in words is "one billion, three hundred ten million, two hundred twenty-three thousand, twenty-two".

Divisors: 1 2 113 226 1367 2734 4241 8482 154471 308942 479233 958466 5797447 11594894 655111511 1310223022