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131232424310 = 251331311104707
BaseRepresentation
bin111101000111000001…
…1111110000101110110
3110112201210221212221122
41322032003332011312
54122231000034220
6140142022143542
712324030126101
oct1721603760566
9415653855848
10131232424310
1150723311819
1221525581bb2
13c4b530c5a0
1464cd039738
153631156425
hex1e8e0fe176

131232424310 has 64 divisors (see below), whose sum is σ = 263441977344. Its totient is φ = 46740758400.

The previous prime is 131232424291. The next prime is 131232424313. The reversal of 131232424310 is 13424232131.

It is a super-2 number, since 2×1312324243102 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 131232424310.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131232424313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1200977 + ... + 1305683.

It is an arithmetic number, because the mean of its divisors is an integer number (4116280896).

Almost surely, 2131232424310 is an apocalyptic number.

131232424310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131232424310 is an abundant number, since it is smaller than the sum of its proper divisors (132209553034).

131232424310 is a wasteful number, since it uses less digits than its factorization.

131232424310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105069.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 131232424310 its reverse (13424232131), we get a palindrome (144656656441).

The spelling of 131232424310 in words is "one hundred thirty-one billion, two hundred thirty-two million, four hundred twenty-four thousand, three hundred ten".

Divisors: 1 2 5 10 13 26 31 62 65 130 155 310 311 403 622 806 1555 2015 3110 4030 4043 8086 9641 19282 20215 40430 48205 96410 104707 125333 209414 250666 523535 626665 1047070 1253330 1361191 2722382 3245917 6491834 6805955 13611910 16229585 32459170 32563877 42196921 65127754 84393842 162819385 210984605 325638770 421969210 423330401 846660802 1009480187 2018960374 2116652005 4233304010 5047400935 10094801870 13123242431 26246484862 65616212155 131232424310