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2402144413 = 5414440193
BaseRepresentation
bin1000111100101101…
…1101000010011101
320012102001120122121
42033023131002131
514404422110123
61034210142541
7113345614324
oct21713350235
96172046577
102402144413
111022a47719
12570581a51
132c3889a36
1418b05b0bb
15e0d4b75d
hex8f2dd09d

2402144413 has 4 divisors (see below), whose sum is σ = 2406585148. Its totient is φ = 2397703680.

The previous prime is 2402144411. The next prime is 2402144429. The reversal of 2402144413 is 3144412042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3144412042 = 21572206021.

It can be written as a sum of positive squares in 2 ways, for example, as 656743129 + 1745401284 = 25627^2 + 41778^2 .

It is a cyclic number.

It is not a de Polignac number, because 2402144413 - 21 = 2402144411 is a prime.

It is a super-2 number, since 2×24021444132 = 11540595561814229138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2402144411) 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, 2219556 + ... + 2220637.

It is an arithmetic number, because the mean of its divisors is an integer number (601646287).

Almost surely, 22402144413 is an apocalyptic number.

It is an amenable number.

2402144413 is a deficient number, since it is larger than the sum of its proper divisors (4440735).

2402144413 is an equidigital number, since it uses as much as digits as its factorization.

2402144413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4440734.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 2402144413 is about 49011.6762924918. The cubic root of 2402144413 is about 1339.2645427695.

Adding to 2402144413 its reverse (3144412042), we get a palindrome (5546556455).

The spelling of 2402144413 in words is "two billion, four hundred two million, one hundred forty-four thousand, four hundred thirteen".

Divisors: 1 541 4440193 2402144413