Search a number
-
+
1312433211430 = 251111931211013
BaseRepresentation
bin10011000110010011000…
…111011000100000100110
311122110121201122000221101
4103012103013120200212
5133000330400231210
62442531250310314
7163551214142245
oct23062307304046
94573551560841
101312433211430
11466666372a40
1219243728839a
13969b9c2b193
144774493495c
1524215719a3a
hex131931d8826

1312433211430 has 16 divisors (see below), whose sum is σ = 2577141579024. Its totient is φ = 477248440480.

The previous prime is 1312433211409. The next prime is 1312433211437. The reversal of 1312433211430 is 341123342131.

It is a super-3 number, since 3×13124332114303 (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312433211437) 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, 5965605397 + ... + 5965605616.

It is an arithmetic number, because the mean of its divisors is an integer number (161071348689).

Almost surely, 21312433211430 is an apocalyptic number.

1312433211430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1312433211430 is a deficient number, since it is larger than the sum of its proper divisors (1264708367594).

1312433211430 is a wasteful number, since it uses less digits than its factorization.

1312433211430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11931211031.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 1312433211430 its reverse (341123342131), we get a palindrome (1653556553561).

The spelling of 1312433211430 in words is "one trillion, three hundred twelve billion, four hundred thirty-three million, two hundred eleven thousand, four hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 11931211013 23862422026 59656055065 119312110130 131243321143 262486642286 656216605715 1312433211430