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51708041 = 711671533
BaseRepresentation
bin1100010101000…
…0000010001001
310121022001002122
43011100002021
5101214124131
65044141025
71165340210
oct305200211
9117261078
1051708041
1127208020
1215397775
13a935998
146c20077
154815d7b
hex3150089

51708041 has 8 divisors (see below), whose sum is σ = 64467264. Its totient is φ = 40291920.

The previous prime is 51708029. The next prime is 51708049. The reversal of 51708041 is 14080715.

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 51708041 - 26 = 51707977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51708041.

It is not an unprimeable number, because it can be changed into a prime (51708049) 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, 335690 + ... + 335843.

It is an arithmetic number, because the mean of its divisors is an integer number (8058408).

Almost surely, 251708041 is an apocalyptic number.

It is an amenable number.

51708041 is a deficient number, since it is larger than the sum of its proper divisors (12759223).

51708041 is a wasteful number, since it uses less digits than its factorization.

51708041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671551.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 51708041 is about 7190.8303414835. The cubic root of 51708041 is about 372.5512528009.

Adding to 51708041 its reverse (14080715), we get a palindrome (65788756).

The spelling of 51708041 in words is "fifty-one million, seven hundred eight thousand, forty-one".

Divisors: 1 7 11 77 671533 4700731 7386863 51708041