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313103302112231 = 1372913317844773
BaseRepresentation
bin100011100110001000000101…
…1000110011011001111100111
31112001121101100110121010210022
41013030100023012123033213
5312014341030320042411
63025525400555345355
7122643652464640361
oct10714201306331747
91461541313533708
10313103302112231
1190845401502094
122b14962645225b
131059268ca41517
1457463d0287d31
15262e80709dedb
hex11cc40b19b3e7

313103302112231 has 8 divisors (see below), whose sum is σ = 315389850457584. Its totient is φ = 310816770039360.

The previous prime is 313103302112207. The next prime is 313103302112273. The reversal of 313103302112231 is 132211203301313.

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 313103302112231 - 234 = 313086122243047 is a prime.

It is a super-2 number, since 2×3131033021122312 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 313103302112231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313103302115231) 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, 35989961 + ... + 43834733.

It is an arithmetic number, because the mean of its divisors is an integer number (39423731307198).

Almost surely, 2313103302112231 is an apocalyptic number.

313103302112231 is a deficient number, since it is larger than the sum of its proper divisors (2286548345353).

313103302112231 is a wasteful number, since it uses less digits than its factorization.

313103302112231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8136241.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 313103302112231 its reverse (132211203301313), we get a palindrome (445314505413544).

The spelling of 313103302112231 in words is "three hundred thirteen trillion, one hundred three billion, three hundred two million, one hundred twelve thousand, two hundred thirty-one".

Divisors: 1 137 291331 7844773 39912347 1074733901 2285425562863 313103302112231