Search a number
-
+
313011313201 = 689474539883
BaseRepresentation
bin1001000111000001110…
…11011001101000110001
31002220221022000020000001
410203200323121220301
520112021344010301
6355443450430001
731420466156146
oct4434073315061
91086838006001
10313011313201
111108247a9504
12507b6a32301
1323694661ac2
14112151b43cd
15821eae7c01
hex48e0ed9a31

313011313201 has 4 divisors (see below), whose sum is σ = 313015922032. Its totient is φ = 313006704372.

The previous prime is 313011313171. The next prime is 313011313249. The reversal of 313011313201 is 102313110313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102313110313 = 352928992097.

It is a cyclic number.

It is not a de Polignac number, because 313011313201 - 27 = 313011313073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313011313261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2200995 + ... + 2338888.

It is an arithmetic number, because the mean of its divisors is an integer number (78253980508).

Almost surely, 2313011313201 is an apocalyptic number.

It is an amenable number.

313011313201 is a deficient number, since it is larger than the sum of its proper divisors (4608831).

313011313201 is an equidigital number, since it uses as much as digits as its factorization.

313011313201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4608830.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 313011313201 its reverse (102313110313), we get a palindrome (415324423514).

The spelling of 313011313201 in words is "three hundred thirteen billion, eleven million, three hundred thirteen thousand, two hundred one".

Divisors: 1 68947 4539883 313011313201