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25141025741 = 1317669109453
BaseRepresentation
bin10111011010100001…
…011001101111001101
32101220010021102202112
4113122201121233031
5402442100310431
615314415233405
71550006123066
oct273241315715
971803242675
1025141025741
11a7314a9827
124a57818865
1324a88126c0
141306db756d
159c227cc2b
hex5da859bcd

25141025741 has 8 divisors (see below), whose sum is σ = 27076730520. Its totient is φ = 23205575232.

The previous prime is 25141025719. The next prime is 25141025803. The reversal of 25141025741 is 14752014152.

It can be written as a sum of positive squares in 4 ways, for example, as 372876100 + 24768149641 = 19310^2 + 157379^2 .

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 25141025741 - 214 = 25141009357 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 = 25141025698 and 25141025707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25141025711) 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, 174971 + ... + 284423.

It is an arithmetic number, because the mean of its divisors is an integer number (3384591315).

Almost surely, 225141025741 is an apocalyptic number.

It is an amenable number.

25141025741 is a deficient number, since it is larger than the sum of its proper divisors (1935704779).

25141025741 is a wasteful number, since it uses less digits than its factorization.

25141025741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127135.

The product of its (nonzero) digits is 11200, while the sum is 32.

Adding to 25141025741 its reverse (14752014152), we get a palindrome (39893039893).

The spelling of 25141025741 in words is "twenty-five billion, one hundred forty-one million, twenty-five thousand, seven hundred forty-one".

Divisors: 1 13 17669 109453 229697 1422889 1933925057 25141025741