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14304123131 = 234431403879
BaseRepresentation
bin11010101001001011…
…11001100011111011
31100220212201202002012
431110211321203323
5213243323420011
610323215000135
71014320016614
oct152445714373
940825652065
1014304123131
116080339471
12293250904b
13146c6215ac
14999a40c0b
1558aba8a8b
hex3549798fb

14304123131 has 8 divisors (see below), whose sum is σ = 14959745280. Its totient is φ = 13651309672.

The previous prime is 14304123103. The next prime is 14304123217. The reversal of 14304123131 is 13132140341.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14304123131 is a prime.

It is a super-2 number, since 2×143041231312 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14304123097 and 14304123106.

It is not an unprimeable number, because it can be changed into a prime (14304123101) 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, 691751 + ... + 712128.

It is an arithmetic number, because the mean of its divisors is an integer number (1869968160).

Almost surely, 214304123131 is an apocalyptic number.

14304123131 is a deficient number, since it is larger than the sum of its proper divisors (655622149).

14304123131 is a wasteful number, since it uses less digits than its factorization.

14304123131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404345.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 14304123131 its reverse (13132140341), we get a palindrome (27436263472).

The spelling of 14304123131 in words is "fourteen billion, three hundred four million, one hundred twenty-three thousand, one hundred thirty-one".

Divisors: 1 23 443 10189 1403879 32289217 621918397 14304123131