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14005145123 = 61229592543
BaseRepresentation
bin11010000101100010…
…11000111000100011
31100011001011002100122
431002301120320203
5212140304120443
610233414510455
71004026524614
oct150261307043
940131132318
1014005145123
115a375a2902
12286a36542b
1314226c0a28
1496c055c0b
1556e7ec968
hex342c58e23

14005145123 has 4 divisors (see below), whose sum is σ = 14234737728. Its totient is φ = 13775552520.

The previous prime is 14005145111. The next prime is 14005145137. The reversal of 14005145123 is 32154150041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14005145123 - 230 = 12931403299 is a prime.

It is a super-2 number, since 2×140051451232 (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 = 14005145092 and 14005145101.

It is not an unprimeable number, because it can be changed into a prime (14005145153) 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, 114796211 + ... + 114796332.

It is an arithmetic number, because the mean of its divisors is an integer number (3558684432).

Almost surely, 214005145123 is an apocalyptic number.

14005145123 is a deficient number, since it is larger than the sum of its proper divisors (229592605).

14005145123 is an equidigital number, since it uses as much as digits as its factorization.

14005145123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229592604.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 14005145123 its reverse (32154150041), we get a palindrome (46159295164).

The spelling of 14005145123 in words is "fourteen billion, five million, one hundred forty-five thousand, one hundred twenty-three".

Divisors: 1 61 229592543 14005145123