Search a number
-
+
13014447105 = 351178875437
BaseRepresentation
bin11000001111011100…
…01011010000000001
31020120222222102011110
430013232023100001
5203123144301410
65551224433533
7640336655322
oct140756132001
936528872143
1013014447105
115579352810
1226326188a9
1312c538c79a
148b664a449
15512857720
hex307b8b401

13014447105 has 16 divisors (see below), whose sum is σ = 22716126144. Its totient is φ = 6310034880.

The previous prime is 13014447079. The next prime is 13014447109. The reversal of 13014447105 is 50174441031.

It is not a de Polignac number, because 13014447105 - 214 = 13014430721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13014447109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39437554 + ... + 39437883.

It is an arithmetic number, because the mean of its divisors is an integer number (1419757884).

Almost surely, 213014447105 is an apocalyptic number.

13014447105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13014447105 is a deficient number, since it is larger than the sum of its proper divisors (9701679039).

13014447105 is a wasteful number, since it uses less digits than its factorization.

13014447105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78875456.

The product of its (nonzero) digits is 6720, while the sum is 30.

Adding to 13014447105 its reverse (50174441031), we get a palindrome (63188888136).

The spelling of 13014447105 in words is "thirteen billion, fourteen million, four hundred forty-seven thousand, one hundred five".

Divisors: 1 3 5 11 15 33 55 165 78875437 236626311 394377185 867629807 1183131555 2602889421 4338149035 13014447105