Search a number
-
+
3213141243101 = 15350920931289
BaseRepresentation
bin101110110000011110001…
…001000111010011011101
3102101011200100010021111222
4232300132021013103131
5410121003124234401
610500032520023125
7451066430634146
oct56603611072335
912334610107458
103213141243101
11102975a513369
1243a88a601aa5
131a3cc8574b6a
14b17343ccacd
15588ab719c1b
hex2ec1e2474dd

3213141243101 has 4 divisors (see below), whose sum is σ = 3213162327900. Its totient is φ = 3213120158304.

The previous prime is 3213141243083. The next prime is 3213141243139. The reversal of 3213141243101 is 1013421413123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1059306159076 + 2153835084025 = 1029226^2 + 1467595^2 .

It is a cyclic number.

It is not a de Polignac number, because 3213141243101 - 230 = 3212067501277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213141243181) 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, 10312136 + ... + 10619153.

It is an arithmetic number, because the mean of its divisors is an integer number (803290581975).

Almost surely, 23213141243101 is an apocalyptic number.

It is an amenable number.

3213141243101 is a deficient number, since it is larger than the sum of its proper divisors (21084799).

3213141243101 is a wasteful number, since it uses less digits than its factorization.

3213141243101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21084798.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 3213141243101 its reverse (1013421413123), we get a palindrome (4226562656224).

The spelling of 3213141243101 in words is "three trillion, two hundred thirteen billion, one hundred forty-one million, two hundred forty-three thousand, one hundred one".

Divisors: 1 153509 20931289 3213141243101