Search a number
-
+
13513025214 = 2321357747971
BaseRepresentation
bin11001001010111000…
…00110011010111110
31021212202010210202100
430211130012122332
5210133313301324
610112515005530
7655602550653
oct144534063276
937782123670
1013513025214
115804828937
1227515998a6
131374767610
14922951c2a
155414de4c9
hex3257066be

13513025214 has 24 divisors (see below), whose sum is σ = 31530392712. Its totient is φ = 4157853840.

The previous prime is 13513025203. The next prime is 13513025299. The reversal of 13513025214 is 41252031531.

13513025214 is a `hidden beast` number, since 1 + 3 + 5 + 130 + 2 + 521 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28873752 + ... + 28874219.

It is an arithmetic number, because the mean of its divisors is an integer number (1313766363).

Almost surely, 213513025214 is an apocalyptic number.

13513025214 is an abundant number, since it is smaller than the sum of its proper divisors (18017367498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13513025214 is a wasteful number, since it uses less digits than its factorization.

13513025214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57747992 (or 57747989 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 13513025214 its reverse (41252031531), we get a palindrome (54765056745).

The spelling of 13513025214 in words is "thirteen billion, five hundred thirteen million, twenty-five thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 57747971 115495942 173243913 346487826 519731739 750723623 1039463478 1501447246 2252170869 4504341738 6756512607 13513025214