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52048575 = 345225703
BaseRepresentation
bin1100011010001…
…1001010111111
310121221100020000
43012203022333
5101311023300
65055325343
71201256055
oct306431277
9117840200
1052048575
112741a957
1215520853
13aa24997
146cac1d5
154881c00
hex31a32bf

52048575 has 30 divisors (see below), whose sum is σ = 96415704. Its totient is φ = 27758160.

The previous prime is 52048573. The next prime is 52048583. The reversal of 52048575 is 57584025.

It is a happy number.

It is not a de Polignac number, because 52048575 - 21 = 52048573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52048571) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 10827 + ... + 14876.

Almost surely, 252048575 is an apocalyptic number.

52048575 is a deficient number, since it is larger than the sum of its proper divisors (44367129).

52048575 is a wasteful number, since it uses less digits than its factorization.

52048575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25725 (or 25711 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The square root of 52048575 is about 7214.4698349913. The cubic root of 52048575 is about 373.3673017739.

The spelling of 52048575 in words is "fifty-two million, forty-eight thousand, five hundred seventy-five".

Divisors: 1 3 5 9 15 25 27 45 75 81 135 225 405 675 2025 25703 77109 128515 231327 385545 642575 693981 1156635 1927725 2081943 3469905 5783175 10409715 17349525 52048575