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108430053131 = 266933406207
BaseRepresentation
bin110010011111011101…
…1110100111100001011
3101100212200021102010202
41210332323310330023
53234031043200011
6121451224202415
710555666146611
oct1447673647413
9340780242122
10108430053131
1141a91a35864
121902100940b
13a2c018736a
1453688b36b1
152c4938323b
hex193eef4f0b

108430053131 has 4 divisors (see below), whose sum is σ = 108430726272. Its totient is φ = 108429379992.

The previous prime is 108430053113. The next prime is 108430053143. The reversal of 108430053131 is 131350034801.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-108430053131 is a prime.

It is a super-2 number, since 2×1084300531312 (a number of 23 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 = 108430053094 and 108430053103.

It is not an unprimeable number, because it can be changed into a prime (108430053631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63830 + ... + 470036.

It is an arithmetic number, because the mean of its divisors is an integer number (27107681568).

Almost surely, 2108430053131 is an apocalyptic number.

108430053131 is a deficient number, since it is larger than the sum of its proper divisors (673141).

108430053131 is an equidigital number, since it uses as much as digits as its factorization.

108430053131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673140.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 108430053131 its reverse (131350034801), we get a palindrome (239780087932).

The spelling of 108430053131 in words is "one hundred eight billion, four hundred thirty million, fifty-three thousand, one hundred thirty-one".

Divisors: 1 266933 406207 108430053131