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44134141 = 281157061
BaseRepresentation
bin1010100001011…
…0111011111101
310002001020122211
42220112323331
542244243031
64213540421
71044063652
oct250267375
9102036584
1044134141
1122a046a7
1212944711
1391b349c
145c0bc29
153d1bbb1
hex2a16efd

44134141 has 4 divisors (see below), whose sum is σ = 44291484. Its totient is φ = 43976800.

The previous prime is 44134117. The next prime is 44134147. The reversal of 44134141 is 14143144.

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 32376100 + 11758041 = 5690^2 + 3429^2 .

It is a cyclic number.

It is not a de Polignac number, because 44134141 - 25 = 44134109 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 (44134147) 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, 78250 + ... + 78811.

It is an arithmetic number, because the mean of its divisors is an integer number (11072871).

Almost surely, 244134141 is an apocalyptic number.

It is an amenable number.

44134141 is a deficient number, since it is larger than the sum of its proper divisors (157343).

44134141 is a wasteful number, since it uses less digits than its factorization.

44134141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157342.

The product of its digits is 768, while the sum is 22.

The square root of 44134141 is about 6643.3531443090. The cubic root of 44134141 is about 353.3932305204.

Adding to 44134141 its reverse (14143144), we get a palindrome (58277285).

The spelling of 44134141 in words is "forty-four million, one hundred thirty-four thousand, one hundred forty-one".

Divisors: 1 281 157061 44134141