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14243130031 = 131250387629
BaseRepresentation
bin11010100001111010…
…01110101010101111
31100202121221222021111
431100331032222233
5213132220130111
610313155412451
71012646415304
oct152075165257
940677858244
1014243130031
11604996a449
122915bb4127
13145cab75c0
149918c50ab
1558565ba21
hex350f4eaaf

14243130031 has 8 divisors (see below), whose sum is σ = 15340157280. Its totient is φ = 13146303072.

The previous prime is 14243130023. The next prime is 14243130049. The reversal of 14243130031 is 13003134241.

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 14243130031 - 23 = 14243130023 is a prime.

It is a super-2 number, since 2×142431300312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14243129984 and 14243130011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14243130001) 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, 118725 + ... + 206353.

It is an arithmetic number, because the mean of its divisors is an integer number (1917519660).

Almost surely, 214243130031 is an apocalyptic number.

14243130031 is a deficient number, since it is larger than the sum of its proper divisors (1097027249).

14243130031 is a wasteful number, since it uses less digits than its factorization.

14243130031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100145.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 14243130031 its reverse (13003134241), we get a palindrome (27246264272).

The spelling of 14243130031 in words is "fourteen billion, two hundred forty-three million, one hundred thirty thousand, thirty-one".

Divisors: 1 13 12503 87629 162539 1139177 1095625387 14243130031