Search a number
-
+
142411403 = 1915747741
BaseRepresentation
bin10000111110100…
…00011010001011
3100220222020201102
420133100122023
5242424131103
622044212015
73346322411
oct1037203213
9326866642
10142411403
1173429882
123b83a00b
1323672b04
1414cb12b1
15c780e88
hex87d068b

142411403 has 8 divisors (see below), whose sum is σ = 150864720. Its totient is φ = 134053920.

The previous prime is 142411387. The next prime is 142411411. The reversal of 142411403 is 304114241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142411403 - 24 = 142411387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142411453) 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 7 ways as a sum of consecutive naturals, for example, 20888 + ... + 26853.

It is an arithmetic number, because the mean of its divisors is an integer number (18858090).

Almost surely, 2142411403 is an apocalyptic number.

142411403 is a deficient number, since it is larger than the sum of its proper divisors (8453317).

142411403 is a wasteful number, since it uses less digits than its factorization.

142411403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47917.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 142411403 is about 11933.6248893620. The cubic root of 142411403 is about 522.2136926444.

Adding to 142411403 its reverse (304114241), we get a palindrome (446525644).

The spelling of 142411403 in words is "one hundred forty-two million, four hundred eleven thousand, four hundred three".

Divisors: 1 19 157 2983 47741 907079 7495337 142411403