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14003030423 = 101511379473
BaseRepresentation
bin11010000101010010…
…10100100110010111
31100010220011122112102
431002221110212113
5212134233433143
610233301312315
71004002536404
oct150251244627
940126148472
1014003030423
115a36389018
12286970569b
131422130325
1496ba652ab
1556e5310b8
hex342a54997

14003030423 has 4 divisors (see below), whose sum is σ = 14004420048. Its totient is φ = 14001640800.

The previous prime is 14003030417. The next prime is 14003030467. The reversal of 14003030423 is 32403030041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32403030041 = 59549203899.

It is a cyclic number.

It is not a de Polignac number, because 14003030423 - 216 = 14002964887 is a prime.

It is a super-2 number, since 2×140030304232 (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 = 14003030395 and 14003030404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14003030123) 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, 679586 + ... + 699887.

It is an arithmetic number, because the mean of its divisors is an integer number (3501105012).

Almost surely, 214003030423 is an apocalyptic number.

14003030423 is a deficient number, since it is larger than the sum of its proper divisors (1389625).

14003030423 is a wasteful number, since it uses less digits than its factorization.

14003030423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389624.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 14003030423 its reverse (32403030041), we get a palindrome (46406060464).

The spelling of 14003030423 in words is "fourteen billion, three million, thirty thousand, four hundred twenty-three".

Divisors: 1 10151 1379473 14003030423