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51053135 = 579771493
BaseRepresentation
bin1100001011000…
…0001001001111
310120001202201212
43002300021033
5101032200020
65022125035
71156641650
oct302601117
9116052655
1051053135
11268aaa81
121512077b
13a766873
146acd527
154736cc5
hex30b024f

51053135 has 16 divisors (see below), whose sum is σ = 70134336. Its totient is φ = 34948608.

The previous prime is 51053131. The next prime is 51053143. The reversal of 51053135 is 53135015.

It is a cyclic number.

It is not a de Polignac number, because 51053135 - 22 = 51053131 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 51053135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51053131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33449 + ... + 34941.

It is an arithmetic number, because the mean of its divisors is an integer number (4383396).

Almost surely, 251053135 is an apocalyptic number.

51053135 is a deficient number, since it is larger than the sum of its proper divisors (19081201).

51053135 is a wasteful number, since it uses less digits than its factorization.

51053135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2482.

The product of its (nonzero) digits is 1125, while the sum is 23.

The square root of 51053135 is about 7145.1476541776. The cubic root of 51053135 is about 370.9717213863.

The spelling of 51053135 in words is "fifty-one million, fifty-three thousand, one hundred thirty-five".

Divisors: 1 5 7 35 977 1493 4885 6839 7465 10451 34195 52255 1458661 7293305 10210627 51053135