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65135741 = 115921431
BaseRepresentation
bin1111100001111…
…0010001111101
311112120020102212
43320132101331
5113133320431
610244030205
71420434056
oct370362175
9145506385
1065135741
11338494a0
1219992365
1310657778
14891772d
155ab972b
hex3e1e47d

65135741 has 4 divisors (see below), whose sum is σ = 71057184. Its totient is φ = 59214300.

The previous prime is 65135731. The next prime is 65135761. The reversal of 65135741 is 14753156.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 65135741 - 218 = 64873597 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 65135698 and 65135707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65135731) 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, 2960705 + ... + 2960726.

It is an arithmetic number, because the mean of its divisors is an integer number (17764296).

Almost surely, 265135741 is an apocalyptic number.

It is an amenable number.

65135741 is a deficient number, since it is larger than the sum of its proper divisors (5921443).

65135741 is a wasteful number, since it uses less digits than its factorization.

65135741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5921442.

The product of its digits is 12600, while the sum is 32.

The square root of 65135741 is about 8070.6716573034. The cubic root of 65135741 is about 402.3522670669.

Adding to 65135741 its reverse (14753156), we get a palindrome (79888897).

The spelling of 65135741 in words is "sixty-five million, one hundred thirty-five thousand, seven hundred forty-one".

Divisors: 1 11 5921431 65135741