Search a number
-
+
14630108993 = 29733688249
BaseRepresentation
bin11011010000000010…
…11011111101000001
31101202121010112121122
431220001123331001
5214430301441433
610415422002025
71025355605663
oct155001337501
941677115548
1014630108993
116228351475
122a03716315
1314c201a236
149cb05a533
155a95ec198
hex36805bf41

14630108993 has 8 divisors (see below), whose sum is σ = 15155265000. Its totient is φ = 14106331008.

The previous prime is 14630108953. The next prime is 14630109001. The reversal of 14630108993 is 39980103641.

It can be written as a sum of positive squares in 4 ways, for example, as 3574007089 + 11056101904 = 59783^2 + 105148^2 .

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 14630108993 - 216 = 14630043457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14630108953) 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, 322868 + ... + 365381.

It is an arithmetic number, because the mean of its divisors is an integer number (1894408125).

Almost surely, 214630108993 is an apocalyptic number.

It is an amenable number.

14630108993 is a deficient number, since it is larger than the sum of its proper divisors (525156007).

14630108993 is an equidigital number, since it uses as much as digits as its factorization.

14630108993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689011.

The product of its (nonzero) digits is 139968, while the sum is 44.

The spelling of 14630108993 in words is "fourteen billion, six hundred thirty million, one hundred eight thousand, nine hundred ninety-three".

Divisors: 1 29 733 21257 688249 19959221 504486517 14630108993