Search a number
-
+
1415302423 = 12889109807
BaseRepresentation
bin101010001011011…
…1100110100010111
310122122010210221021
41110112330310113
510344304134143
6352234502011
750033605063
oct12426746427
93578123837
101415302423
116669a0727
12335b94907
131972a8972
14d5d76aa3
15843b8ced
hex545bcd17

1415302423 has 4 divisors (see below), whose sum is σ = 1415425120. Its totient is φ = 1415179728.

The previous prime is 1415302393. The next prime is 1415302451. The reversal of 1415302423 is 3242035141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3242035141 = 11812745161.

It is a cyclic number.

It is not a de Polignac number, because 1415302423 - 25 = 1415302391 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 (1415302463) 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 3 ways as a sum of consecutive naturals, for example, 42015 + ... + 67792.

It is an arithmetic number, because the mean of its divisors is an integer number (353856280).

Almost surely, 21415302423 is an apocalyptic number.

1415302423 is a deficient number, since it is larger than the sum of its proper divisors (122697).

1415302423 is a wasteful number, since it uses less digits than its factorization.

1415302423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122696.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1415302423 is about 37620.5053527993. The cubic root of 1415302423 is about 1122.7500508245.

Adding to 1415302423 its reverse (3242035141), we get a palindrome (4657337564).

The spelling of 1415302423 in words is "one billion, four hundred fifteen million, three hundred two thousand, four hundred twenty-three".

Divisors: 1 12889 109807 1415302423