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4023544141 = 10949937393
BaseRepresentation
bin1110111111010010…
…0110100101001101
3101101102000012221101
43233310212211031
531220011403031
61503130303101
7201464363251
oct35764464515
911342005841
104023544141
1117852052a1
12943587a91
134c1776066
142a2522261
15188376361
hexefd2694d

4023544141 has 8 divisors (see below), whose sum is σ = 4061819960. Its totient is φ = 3985293312.

The previous prime is 4023544093. The next prime is 4023544153. The reversal of 4023544141 is 1414453204.

It can be written as a sum of positive squares in 4 ways, for example, as 210975625 + 3812568516 = 14525^2 + 61746^2 .

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 4023544141 - 213 = 4023535949 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 (4023544541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540541 + ... + 547933.

It is an arithmetic number, because the mean of its divisors is an integer number (507727495).

Almost surely, 24023544141 is an apocalyptic number.

It is an amenable number.

4023544141 is a deficient number, since it is larger than the sum of its proper divisors (38275819).

4023544141 is a wasteful number, since it uses less digits than its factorization.

4023544141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12495.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 4023544141 is about 63431.4128882528. The cubic root of 4023544141 is about 1590.5094607035.

Adding to 4023544141 its reverse (1414453204), we get a palindrome (5437997345).

The spelling of 4023544141 in words is "four billion, twenty-three million, five hundred forty-four thousand, one hundred forty-one".

Divisors: 1 109 4993 7393 544237 805837 36913249 4023544141