Search a number
-
+
315412250341 = 893543957869
BaseRepresentation
bin1001001011100000000…
…10001111111011100101
31010011010121210110120211
410211300002033323211
520131431014002331
6400522015055421
731534131614656
oct4456002177345
91104117713524
10315412250341
11111846aa1081
1251166b11571
1323987bb8176
14113a1dd952d
1583107a68b1
hex497008fee5

315412250341 has 4 divisors (see below), whose sum is σ = 318956208300. Its totient is φ = 311868292384.

The previous prime is 315412250339. The next prime is 315412250353. The reversal of 315412250341 is 143052214513.

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 148960490116 + 166451760225 = 385954^2 + 407985^2 .

It is a cyclic number.

It is not a de Polignac number, because 315412250341 - 21 = 315412250339 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 (315412250641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1771978846 + ... + 1771979023.

It is an arithmetic number, because the mean of its divisors is an integer number (79739052075).

Almost surely, 2315412250341 is an apocalyptic number.

It is an amenable number.

315412250341 is a deficient number, since it is larger than the sum of its proper divisors (3543957959).

315412250341 is an equidigital number, since it uses as much as digits as its factorization.

315412250341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3543957958.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 315412250341 its reverse (143052214513), we get a palindrome (458464464854).

The spelling of 315412250341 in words is "three hundred fifteen billion, four hundred twelve million, two hundred fifty thousand, three hundred forty-one".

Divisors: 1 89 3543957869 315412250341