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616344141 = 3729349721
BaseRepresentation
bin100100101111001…
…010101001001101
31120221202112012210
4210233022221031
52230241003031
6141054221033
721162560460
oct4457125115
91527675183
10616344141
11296a01526
121524b4779
139a8cbc9a
145bbdd2d7
153919a746
hex24bcaa4d

616344141 has 8 divisors (see below), whose sum is σ = 939191104. Its totient is φ = 352196640.

The previous prime is 616344119. The next prime is 616344161. The reversal of 616344141 is 141443616.

616344141 is digitally balanced in base 2, 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 not a de Polignac number, because 616344141 - 25 = 616344109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 616344099 and 616344108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616344161) 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, 14674840 + ... + 14674881.

It is an arithmetic number, because the mean of its divisors is an integer number (117398888).

Almost surely, 2616344141 is an apocalyptic number.

It is an amenable number.

616344141 is a deficient number, since it is larger than the sum of its proper divisors (322846963).

616344141 is a wasteful number, since it uses less digits than its factorization.

616344141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29349731.

The product of its digits is 6912, while the sum is 30.

The square root of 616344141 is about 24826.2792419646. The cubic root of 616344141 is about 851.0225944163.

Adding to 616344141 its reverse (141443616), we get a palindrome (757787757).

The spelling of 616344141 in words is "six hundred sixteen million, three hundred forty-four thousand, one hundred forty-one".

Divisors: 1 3 7 21 29349721 88049163 205448047 616344141