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1313322211 = 4331198207
BaseRepresentation
bin100111001000111…
…1011010011100011
310101112020200101101
41032101323103203
510142202302321
6334153015231
744355024505
oct11621732343
93345220341
101313322211
11614377463
123079b4517
1317c120a46
14c65cbd75
157a472791
hex4e47b4e3

1313322211 has 8 divisors (see below), whose sum is σ = 1348199424. Its totient is φ = 1278642120.

The previous prime is 1313322167. The next prime is 1313322239. The reversal of 1313322211 is 1122233131.

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 1313322211 - 219 = 1312797923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313322281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35731 + ... + 62476.

It is an arithmetic number, because the mean of its divisors is an integer number (168524928).

Almost surely, 21313322211 is an apocalyptic number.

1313322211 is a deficient number, since it is larger than the sum of its proper divisors (34877213).

1313322211 is an equidigital number, since it uses as much as digits as its factorization.

1313322211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98561.

The product of its digits is 216, while the sum is 19.

The square root of 1313322211 is about 36239.7876787379. The cubic root of 1313322211 is about 1095.1083651086.

Adding to 1313322211 its reverse (1122233131), we get a palindrome (2435555342).

It can be divided in two parts, 13133 and 22211, that added together give a square (35344 = 1882).

The spelling of 1313322211 in words is "one billion, three hundred thirteen million, three hundred twenty-two thousand, two hundred eleven".

Divisors: 1 43 311 13373 98207 4222901 30542377 1313322211