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118614160031 = 1811201545651
BaseRepresentation
bin110111001110111110…
…1000111001010011111
3102100011102110122110012
41232131331013022133
53420410211110111
6130253545033435
711366240503433
oct1563575071237
9370142418405
10118614160031
1146338668034
121aba378587b
13b254055b13
145a5327c9c3
1531434ab48b
hex1b9df4729f

118614160031 has 8 divisors (see below), whose sum is σ = 119369014128. Its totient is φ = 117860400000.

The previous prime is 118614160009. The next prime is 118614160057. The reversal of 118614160031 is 130061416811.

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 118614160031 - 214 = 118614143647 is a prime.

It is a super-2 number, since 2×1186141600312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 118614160031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118614165031) 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, 55445 + ... + 490206.

It is an arithmetic number, because the mean of its divisors is an integer number (14921126766).

Almost surely, 2118614160031 is an apocalyptic number.

118614160031 is a deficient number, since it is larger than the sum of its proper divisors (754854097).

118614160031 is a wasteful number, since it uses less digits than its factorization.

118614160031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547033.

The product of its (nonzero) digits is 3456, while the sum is 32.

Adding to 118614160031 its reverse (130061416811), we get a palindrome (248675576842).

The spelling of 118614160031 in words is "one hundred eighteen billion, six hundred fourteen million, one hundred sixty thousand, thirty-one".

Divisors: 1 181 1201 217381 545651 98762831 655326851 118614160031