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131023014514 = 279358786751
BaseRepresentation
bin111101000000110010…
…1001000101001110010
3110112012012220202201021
41322001211020221302
54121313342431024
6140105141530054
712315605150650
oct1720145105162
9415165822637
10131023014514
1150626092077
122148741392a
13c480b0c272
1464ad2c7dd0
15361ca8dde4
hex1e81948a72

131023014514 has 8 divisors (see below), whose sum is σ = 224610882048. Its totient is φ = 56152720500.

The previous prime is 131023014487. The next prime is 131023014517. The reversal of 131023014514 is 415410320131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (131023014517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4679393362 + ... + 4679393389.

It is an arithmetic number, because the mean of its divisors is an integer number (28076360256).

Almost surely, 2131023014514 is an apocalyptic number.

131023014514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

131023014514 is a deficient number, since it is larger than the sum of its proper divisors (93587867534).

131023014514 is an equidigital number, since it uses as much as digits as its factorization.

131023014514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9358786760.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 131023014514 its reverse (415410320131), we get a palindrome (546433334645).

The spelling of 131023014514 in words is "one hundred thirty-one billion, twenty-three million, fourteen thousand, five hundred fourteen".

Divisors: 1 2 7 14 9358786751 18717573502 65511507257 131023014514