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52025285 = 5133125819
BaseRepresentation
bin1100011001110…
…1011111000101
310121220011021102
43012131133011
5101304302120
65055025445
71201131134
oct306353705
9117804242
1052025285
1127404404
121550b285
13aa171c0
146ca391b
154879d75
hex319d7c5

52025285 has 16 divisors (see below), whose sum is σ = 69404160. Its totient is φ = 37177920.

The previous prime is 52025263. The next prime is 52025297. The reversal of 52025285 is 58252025.

It is not a de Polignac number, because 52025285 - 216 = 51959749 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10895 + ... + 14924.

It is an arithmetic number, because the mean of its divisors is an integer number (4337760).

Almost surely, 252025285 is an apocalyptic number.

It is an amenable number.

52025285 is a deficient number, since it is larger than the sum of its proper divisors (17378875).

52025285 is a wasteful number, since it uses less digits than its factorization.

52025285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25868.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 52025285 is about 7212.8555371642. The cubic root of 52025285 is about 373.3116036637.

The spelling of 52025285 in words is "fifty-two million, twenty-five thousand, two hundred eighty-five".

Divisors: 1 5 13 31 65 155 403 2015 25819 129095 335647 800389 1678235 4001945 10405057 52025285