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4042656141 = 31347552047
BaseRepresentation
bin1111000011110110…
…0000100110001101
3101102201222012200020
43300331200212031
531234404444031
61505052052353
7202116003336
oct36075404615
911381865606
104042656141
111794a79437
12949a640b9
134c5708234
142a4c9928d
15189d9e096
hexf0f6098d

4042656141 has 4 divisors (see below), whose sum is σ = 5390208192. Its totient is φ = 2695104092.

The previous prime is 4042656139. The next prime is 4042656209. The reversal of 4042656141 is 1416562404.

4042656141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4042656141 - 21 = 4042656139 is a prime.

It is a super-3 number, since 3×40426561413 (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042656041) 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, 673776021 + ... + 673776026.

It is an arithmetic number, because the mean of its divisors is an integer number (1347552048).

Almost surely, 24042656141 is an apocalyptic number.

It is an amenable number.

4042656141 is a deficient number, since it is larger than the sum of its proper divisors (1347552051).

4042656141 is a wasteful number, since it uses less digits than its factorization.

4042656141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347552050.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 4042656141 is about 63581.8853212139. The cubic root of 4042656141 is about 1593.0238122359.

The spelling of 4042656141 in words is "four billion, forty-two million, six hundred fifty-six thousand, one hundred forty-one".

Divisors: 1 3 1347552047 4042656141