Search a number
-
+
1331320030211 = 71107175242863
BaseRepresentation
bin10011010111111000110…
…110111000010000000011
311201021100222111211122002
4103113320312320100003
5133303020411431321
62455333332334215
7165120231353663
oct23277066702003
94637328454562
101331320030211
114736784a4486
1219602847436b
1398709abb5b2
144861704a1a3
152496d89920b
hex135f8db8403

1331320030211 has 8 divisors (see below), whose sum is σ = 1362688510464. Its totient is φ = 1300302036040.

The previous prime is 1331320030177. The next prime is 1331320030213. The reversal of 1331320030211 is 1120300231331.

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 1331320030211 - 210 = 1331320029187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331320030213) 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, 87613835 + ... + 87629028.

It is an arithmetic number, because the mean of its divisors is an integer number (170336063808).

Almost surely, 21331320030211 is an apocalyptic number.

1331320030211 is a deficient number, since it is larger than the sum of its proper divisors (31368480253).

1331320030211 is a wasteful number, since it uses less digits than its factorization.

1331320030211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175243041.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1331320030211 its reverse (1120300231331), we get a palindrome (2451620261542).

The spelling of 1331320030211 in words is "one trillion, three hundred thirty-one billion, three hundred twenty million, thirty thousand, two hundred eleven".

Divisors: 1 71 107 7597 175242863 12442243273 18750986341 1331320030211