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141712741 = 639722153
BaseRepresentation
bin10000111001001…
…01110101100101
3100212122202100001
420130211311211
5242234301431
622021221301
73340352452
oct1034456545
9325582301
10141712741
1172aa1975
123b561831
1323489ac1
1414b6c829
15c693e61
hex8725d65

141712741 has 4 divisors (see below), whose sum is σ = 141741292. Its totient is φ = 141684192.

The previous prime is 141712721. The next prime is 141712841. The reversal of 141712741 is 147217141.

141712741 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.

It can be written as a sum of positive squares in 2 ways, for example, as 3744225 + 137968516 = 1935^2 + 11746^2 .

It is a cyclic number.

It is not a de Polignac number, because 141712741 - 217 = 141581669 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 (141712721) 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, 4680 + ... + 17473.

It is an arithmetic number, because the mean of its divisors is an integer number (35435323).

Almost surely, 2141712741 is an apocalyptic number.

It is an amenable number.

141712741 is a deficient number, since it is larger than the sum of its proper divisors (28551).

141712741 is an equidigital number, since it uses as much as digits as its factorization.

141712741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28550.

The product of its digits is 1568, while the sum is 28.

The square root of 141712741 is about 11904.3160660325. The cubic root of 141712741 is about 521.3583090342.

Adding to 141712741 its reverse (147217141), we get a palindrome (288929882).

The spelling of 141712741 in words is "one hundred forty-one million, seven hundred twelve thousand, seven hundred forty-one".

Divisors: 1 6397 22153 141712741