Search a number
-
+
13132132212 = 2231094344351
BaseRepresentation
bin11000011101011110…
…00110111101110100
31020220012102102210010
430032233012331310
5203343311212322
610011031100220
7643266165513
oct141657067564
936805372703
1013132132212
115629823331
122665b11670
131313885b44
148c812267a
1551cd5220c
hex30ebc6f74

13132132212 has 12 divisors (see below), whose sum is σ = 30641641856. Its totient is φ = 4377377400.

The previous prime is 13132132201. The next prime is 13132132219. The reversal of 13132132212 is 21223123131.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13132132219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547172164 + ... + 547172187.

Almost surely, 213132132212 is an apocalyptic number.

13132132212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13132132212 is an abundant number, since it is smaller than the sum of its proper divisors (17509509644).

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

13132132212 is a wasteful number, since it uses less digits than its factorization.

13132132212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094344358 (or 1094344356 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

Adding to 13132132212 its reverse (21223123131), we get a palindrome (34355255343).

The spelling of 13132132212 in words is "thirteen billion, one hundred thirty-two million, one hundred thirty-two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 1094344351 2188688702 3283033053 4377377404 6566066106 13132132212