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313034413 = 1718413789
BaseRepresentation
bin10010101010001…
…000011010101101
3210211000210111011
4102222020122231
51120114100123
651021225221
710520514526
oct2252103255
9724023434
10313034413
1115077742a
1288a02211
134cb12883
142d80784d
151c735e0d
hex12a886ad

313034413 has 4 divisors (see below), whose sum is σ = 331448220. Its totient is φ = 294620608.

The previous prime is 313034369. The next prime is 313034437. The reversal of 313034413 is 314430313.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 314430313 = 2931073141.

It can be written as a sum of positive squares in 2 ways, for example, as 232806564 + 80227849 = 15258^2 + 8957^2 .

It is not a de Polignac number, because 313034413 - 29 = 313033901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313034473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9206878 + ... + 9206911.

It is an arithmetic number, because the mean of its divisors is an integer number (82862055).

Almost surely, 2313034413 is an apocalyptic number.

It is an amenable number.

313034413 is a deficient number, since it is larger than the sum of its proper divisors (18413807).

313034413 is a wasteful number, since it uses less digits than its factorization.

313034413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18413806.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 313034413 is about 17692.7785551055. The cubic root of 313034413 is about 678.9910158645.

Adding to 313034413 its reverse (314430313), we get a palindrome (627464726).

The spelling of 313034413 in words is "three hundred thirteen million, thirty-four thousand, four hundred thirteen".

Divisors: 1 17 18413789 313034413