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4042105653 = 38211641131
BaseRepresentation
bin1111000011101101…
…1010001100110101
3101102200221020112210
43300323122030311
531234234340103
61505032204033
7202111221405
oct36073321465
911380836483
104042105653
111794732893
12949839619
134c55747c1
142a4b94805
15189ce0e03
hexf0eda335

4042105653 has 8 divisors (see below), whose sum is σ = 5396042016. Its totient is φ = 2691453200.

The previous prime is 4042105643. The next prime is 4042105679. The reversal of 4042105653 is 3565012404.

4042105653 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4042105653 - 29 = 4042105141 is a prime.

It is a super-2 number, since 2×40421056532 = 32677236220029112818, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4042105653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042105633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818103 + ... + 823028.

It is an arithmetic number, because the mean of its divisors is an integer number (674505252).

Almost surely, 24042105653 is an apocalyptic number.

It is an amenable number.

4042105653 is a deficient number, since it is larger than the sum of its proper divisors (1353936363).

4042105653 is a wasteful number, since it uses less digits than its factorization.

4042105653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1641955.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 4042105653 is about 63577.5562050005. The cubic root of 4042105653 is about 1592.9515016668.

The spelling of 4042105653 in words is "four billion, forty-two million, one hundred five thousand, six hundred fifty-three".

Divisors: 1 3 821 2463 1641131 4923393 1347368551 4042105653