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4144501 = 11336677
BaseRepresentation
bin1111110011110101110101
321210120012001
433303311311
52030111001
6224455301
750141044
oct17636565
97716161
104144501
112380909
12147a531
13b2158a
1479c55b
1556d001
hex3f3d75

4144501 has 4 divisors (see below), whose sum is σ = 4181292. Its totient is φ = 4107712.

The previous prime is 4144487. The next prime is 4144537. The reversal of 4144501 is 1054414.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1054414 = 2527207.

It can be written as a sum of positive squares in 2 ways, for example, as 2044900 + 2099601 = 1430^2 + 1449^2 .

It is a cyclic number.

It is not a de Polignac number, because 4144501 - 27 = 4144373 is a prime.

It is a Duffinian number.

4144501 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4144541) 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, 18226 + ... + 18451.

It is an arithmetic number, because the mean of its divisors is an integer number (1045323).

Almost surely, 24144501 is an apocalyptic number.

It is an amenable number.

4144501 is a deficient number, since it is larger than the sum of its proper divisors (36791).

4144501 is a wasteful number, since it uses less digits than its factorization.

4144501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36790.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 4144501 is about 2035.8047548820. The cubic root of 4144501 is about 160.6290470701.

Adding to 4144501 its reverse (1054414), we get a palindrome (5198915).

The spelling of 4144501 in words is "four million, one hundred forty-four thousand, five hundred one".

Divisors: 1 113 36677 4144501