Search a number
-
+
315253230213 = 3797691317359
BaseRepresentation
bin1001001011001101000…
…11101000101010000101
31010010201112120101222110
410211212203220222011
520131114311331323
6400454134451233
731530161146305
oct4454643505205
91103645511873
10315253230213
11111775258989
1251121803b19
1323960c7b70c
1411388c43605
158301844793
hex49668e8a85

315253230213 has 8 divisors (see below), whose sum is σ = 420343228800. Its totient is φ = 210166025888.

The previous prime is 315253230199. The next prime is 315253230217. The reversal of 315253230213 is 312032352513.

It is a happy number.

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 315253230213 - 25 = 315253230181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315253230217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419373 + ... + 897986.

It is an arithmetic number, because the mean of its divisors is an integer number (52542903600).

Almost surely, 2315253230213 is an apocalyptic number.

It is an amenable number.

315253230213 is a deficient number, since it is larger than the sum of its proper divisors (105089998587).

315253230213 is a wasteful number, since it uses less digits than its factorization.

315253230213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397131.

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 315253230213 its reverse (312032352513), we get a palindrome (627285582726).

The spelling of 315253230213 in words is "three hundred fifteen billion, two hundred fifty-three million, two hundred thirty thousand, two hundred thirteen".

Divisors: 1 3 79769 239307 1317359 3952077 105084410071 315253230213