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BaseRepresentation
bin101000000011110…
…0010001101101111
310110200021000111101
41100013202031233
510223100334211
6341213503531
745211051516
oct12007421557
93420230441
101344152431
1162a814686
123161a1ba7
1318562688b
14ca73567d
157d0125c1
hex501e236f

1344152431 has 8 divisors (see below), whose sum is σ = 1365542720. Its totient is φ = 1322842752.

The previous prime is 1344152423. The next prime is 1344152441. The reversal of 1344152431 is 1342514431.

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 1344152431 - 23 = 1344152423 is a prime.

It is a super-2 number, since 2×13441524312 = 3613491515526419522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1344152431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344152441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13915 + ... + 53683.

It is an arithmetic number, because the mean of its divisors is an integer number (170692840).

Almost surely, 21344152431 is an apocalyptic number.

1344152431 is a deficient number, since it is larger than the sum of its proper divisors (21390289).

1344152431 is an equidigital number, since it uses as much as digits as its factorization.

1344152431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40305.

The product of its digits is 5760, while the sum is 28.

The square root of 1344152431 is about 36662.6844489053. The cubic root of 1344152431 is about 1103.6113897661.

Adding to 1344152431 its reverse (1342514431), we get a palindrome (2686666862).

The spelling of 1344152431 in words is "one billion, three hundred forty-four million, one hundred fifty-two thousand, four hundred thirty-one".