Search a number
-
+
313130312301001 = 13171416879241181
BaseRepresentation
bin100011100110010100101010…
…1000010000111100111001001
31112001200222001212000220012011
41013030221111002013213021
5312020311334422113001
63025550025105415521
7122645630021520406
oct10714512502074711
91461628055026164
10313130312301001
1190855902004748
122b15290403a5a1
13105950a587b840
1457478335bd2ad
152630388497d51
hex11cca550879c9

313130312301001 has 8 divisors (see below), whose sum is σ = 357053568777864. Its totient is φ = 272040814306560.

The previous prime is 313130312300983. The next prime is 313130312301041. The reversal of 313130312301001 is 100103213031313.

It can be written as a sum of positive squares in 4 ways, for example, as 106917151005625 + 206213161295376 = 10340075^2 + 14360124^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 313130312301001 - 25 = 313130312300969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313130312301041) 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, 708439620370 + ... + 708439620811.

It is an arithmetic number, because the mean of its divisors is an integer number (44631696097233).

Almost surely, 2313130312301001 is an apocalyptic number.

It is an amenable number.

313130312301001 is a deficient number, since it is larger than the sum of its proper divisors (43923256476863).

313130312301001 is a wasteful number, since it uses less digits than its factorization.

313130312301001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1416879241211.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 313130312301001 its reverse (100103213031313), we get a palindrome (413233525332314).

The spelling of 313130312301001 in words is "three hundred thirteen trillion, one hundred thirty billion, three hundred twelve million, three hundred one thousand, one".

Divisors: 1 13 17 221 1416879241181 18419430135353 24086947100077 313130312301001