Search a number
-
+
313210203023 = 1373228121051
BaseRepresentation
bin1001000111011001100…
…10000110101110001111
31002221110011020212112202
410203230302012232033
520112423302444043
6355515313352115
731425432540644
oct4435462065617
91087404225482
10313210203023
11110916aa3363
125085156863b
13236c691a9a3
1411233787dcb
1582322d31b8
hex48ecc86b8f

313210203023 has 4 divisors (see below), whose sum is σ = 313438325448. Its totient is φ = 312982080600.

The previous prime is 313210202941. The next prime is 313210203101. The reversal of 313210203023 is 320302012313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320302012313 = 2411329053993.

It is a cyclic number.

It is not a de Polignac number, because 313210203023 - 234 = 296030333839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 313210202986 and 313210203004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313210203323) 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, 114059153 + ... + 114061898.

It is an arithmetic number, because the mean of its divisors is an integer number (78359581362).

Almost surely, 2313210203023 is an apocalyptic number.

313210203023 is a deficient number, since it is larger than the sum of its proper divisors (228122425).

313210203023 is a wasteful number, since it uses less digits than its factorization.

313210203023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228122424.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 313210203023 its reverse (320302012313), we get a palindrome (633512215336).

The spelling of 313210203023 in words is "three hundred thirteen billion, two hundred ten million, two hundred three thousand, twenty-three".

Divisors: 1 1373 228121051 313210203023