[go: up one dir, main page]

Search a number
-
+
1300442323 = 4333003331
BaseRepresentation
bin100110110000011…
…0010110011010011
310100122000022111111
41031200302303103
510130403123243
6333012554151
744140402015
oct11540626323
93318008444
101300442323
1160807a624
12303622957
131795613cb
14c49d81b5
157927b39d
hex4d832cd3

1300442323 has 4 divisors (see below), whose sum is σ = 1303446088. Its totient is φ = 1297438560.

The previous prime is 1300442321. The next prime is 1300442357. The reversal of 1300442323 is 3232440031.

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: 3232440031 = 21115319621.

It is a cyclic number.

It is not a de Polignac number, because 1300442323 - 21 = 1300442321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1300442294 and 1300442303.

It is not an unprimeable number, because it can be changed into a prime (1300442321) 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, 1501233 + ... + 1502098.

It is an arithmetic number, because the mean of its divisors is an integer number (325861522).

Almost surely, 21300442323 is an apocalyptic number.

1300442323 is a deficient number, since it is larger than the sum of its proper divisors (3003765).

1300442323 is an equidigital number, since it uses as much as digits as its factorization.

1300442323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003764.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 1300442323 is about 36061.6461493371. The cubic root of 1300442323 is about 1091.5166506081.

Adding to 1300442323 its reverse (3232440031), we get a palindrome (4532882354).

The spelling of 1300442323 in words is "one billion, three hundred million, four hundred forty-two thousand, three hundred twenty-three".

Divisors: 1 433 3003331 1300442323