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1313341222 = 217139277897
BaseRepresentation
bin100111001000111…
…1111111100100110
310101112021122110111
41032101333330212
510142203404342
6334153243234
744355134104
oct11621777446
93345248414
101313341222
1161438a776
12307a0351a
1317c1295ab
14c65d4c74
157a478217
hex4e47ff26

1313341222 has 16 divisors (see below), whose sum is σ = 2100908880. Its totient is φ = 613594368.

The previous prime is 1313341201. The next prime is 1313341229. The reversal of 1313341222 is 2221433131.

It is a junction number, because it is equal to n+sod(n) for n = 1313341193 and 1313341202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313341229) 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, 134223 + ... + 143674.

It is an arithmetic number, because the mean of its divisors is an integer number (131306805).

Almost surely, 21313341222 is an apocalyptic number.

1313341222 is a deficient number, since it is larger than the sum of its proper divisors (787567658).

1313341222 is a wasteful number, since it uses less digits than its factorization.

1313341222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278055.

The product of its digits is 864, while the sum is 22.

The square root of 1313341222 is about 36240.0499723717. The cubic root of 1313341222 is about 1095.1136491647.

Adding to 1313341222 its reverse (2221433131), we get a palindrome (3534774353).

The spelling of 1313341222 in words is "one billion, three hundred thirteen million, three hundred forty-one thousand, two hundred twenty-two".

Divisors: 1 2 17 34 139 278 2363 4726 277897 555794 4724249 9448498 38627683 77255366 656670611 1313341222