Search a number
-
+
1311010101113 = 3173579323951
BaseRepresentation
bin10011000100111110010…
…010101001011101111001
311122022221112210112120212
4103010332102221131321
5132434422041213423
62442134132200505
7163501023664466
oct23047622513571
94568845715525
101311010101113
11465aa602a109
121920ba769135
139682114a67b
144764b92866d
152418080c578
hex1313e4a9779

1311010101113 has 8 divisors (see below), whose sum is σ = 1371839118336. Its totient is φ = 1251339732000.

The previous prime is 1311010101101. The next prime is 1311010101197. The reversal of 1311010101113 is 3111010101131.

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 1311010101113 - 28 = 1311010100857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1311010106113) 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, 289659713 + ... + 289664238.

It is an arithmetic number, because the mean of its divisors is an integer number (171479889792).

Almost surely, 21311010101113 is an apocalyptic number.

It is an amenable number.

1311010101113 is a deficient number, since it is larger than the sum of its proper divisors (60829017223).

1311010101113 is an equidigital number, since it uses as much as digits as its factorization.

1311010101113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579324055.

The product of its (nonzero) digits is 9, while the sum is 14.

Adding to 1311010101113 its reverse (3111010101131), we get a palindrome (4422020202244).

The spelling of 1311010101113 in words is "one trillion, three hundred eleven billion, ten million, one hundred one thousand, one hundred thirteen".

Divisors: 1 31 73 2263 579323951 17959042481 42290648423 1311010101113