Search a number
-
+
310041244121 = 726327372329
BaseRepresentation
bin1001000001011111110…
…01011111000111011001
31002122021022022002011112
410200233321133013121
520034431024302441
6354233031510105
731254053043500
oct4405771370731
91078238262145
10310041244121
1110a540221664
1250108228335
1323310229c8b
141101295d837
1580e8eb74eb
hex482fe5f1d9

310041244121 has 6 divisors (see below), whose sum is σ = 360660222810. Its totient is φ = 265749637776.

The previous prime is 310041244109. The next prime is 310041244127. The reversal of 310041244121 is 121442140013.

It can be written as a sum of positive squares in only one way, i.e., 293152942096 + 16888302025 = 541436^2 + 129955^2 .

It is not a de Polignac number, because 310041244121 - 218 = 310040981977 is a prime.

It is a super-2 number, since 2×3100412441212 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (310041244127) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3163686116 + ... + 3163686213.

It is an arithmetic number, because the mean of its divisors is an integer number (60110037135).

Almost surely, 2310041244121 is an apocalyptic number.

It is an amenable number.

310041244121 is a deficient number, since it is larger than the sum of its proper divisors (50618978689).

310041244121 is an equidigital number, since it uses as much as digits as its factorization.

310041244121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6327372343 (or 6327372336 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 310041244121 its reverse (121442140013), we get a palindrome (431483384134).

The spelling of 310041244121 in words is "three hundred ten billion, forty-one million, two hundred forty-four thousand, one hundred twenty-one".

Divisors: 1 7 49 6327372329 44291606303 310041244121