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52125502 = 211131771151
BaseRepresentation
bin1100011011010…
…1111100111110
310122002020202011
43012311330332
5101321004002
65101121434
71202026252
oct306657476
9118066664
1052125502
1127472730
121555927a
13aa509c0
146ccc262
1548998d7
hex31b5f3e

52125502 has 64 divisors (see below), whose sum is σ = 99283968. Its totient is φ = 20160000.

The previous prime is 52125467. The next prime is 52125523. The reversal of 52125502 is 20552125.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 345127 + ... + 345277.

It is an arithmetic number, because the mean of its divisors is an integer number (1551312).

Almost surely, 252125502 is an apocalyptic number.

52125502 is a deficient number, since it is larger than the sum of its proper divisors (47158466).

52125502 is a wasteful number, since it uses less digits than its factorization.

52125502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 52125502 is about 7219.7993046898. The cubic root of 52125502 is about 373.5511549520.

Adding to 52125502 its reverse (20552125), we get a palindrome (72677627).

The spelling of 52125502 in words is "fifty-two million, one hundred twenty-five thousand, five hundred two".

Divisors: 1 2 11 13 17 22 26 34 71 142 143 151 187 221 286 302 374 442 781 923 1207 1562 1661 1846 1963 2414 2431 2567 3322 3926 4862 5134 10153 10721 13277 15691 20306 21442 21593 26554 28237 31382 33371 43186 56474 66742 117931 139373 172601 182257 235862 278746 345202 364514 367081 734162 1533103 2004827 2369341 3066206 4009654 4738682 26062751 52125502