Search a number
-
+
313311213041 = 1354692312789
BaseRepresentation
bin1001000111100101100…
…11011011010111110001
31002221201012022201020112
410203302303123113301
520113130132304131
6355533322351105
731431100240541
oct4436263332761
91087635281215
10313311213041
11110969014712
125087b35b495
1323711826128
1411242d5d321
15823b0d702b
hex48f2cdb5f1

313311213041 has 4 divisors (see below), whose sum is σ = 313313661300. Its totient is φ = 313308764784.

The previous prime is 313311212993. The next prime is 313311213049. The reversal of 313311213041 is 140312113313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 128256380641 + 185054832400 = 358129^2 + 430180^2 .

It is a cyclic number.

It is not a de Polignac number, because 313311213041 - 210 = 313311212017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 313311212998 and 313311213016.

It is not an unprimeable number, because it can be changed into a prime (313311213049) 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, 1020926 + ... + 1291863.

It is an arithmetic number, because the mean of its divisors is an integer number (78328415325).

Almost surely, 2313311213041 is an apocalyptic number.

It is an amenable number.

313311213041 is a deficient number, since it is larger than the sum of its proper divisors (2448259).

313311213041 is a wasteful number, since it uses less digits than its factorization.

313311213041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448258.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 313311213041 its reverse (140312113313), we get a palindrome (453623326354).

The spelling of 313311213041 in words is "three hundred thirteen billion, three hundred eleven million, two hundred thirteen thousand, forty-one".

Divisors: 1 135469 2312789 313311213041