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52660104 = 233736397
BaseRepresentation
bin1100100011100…
…0011110001000
310200002102002020
43020320132020
5101440110404
65120404440
71206414000
oct310703610
9120072066
1052660104
11277a8352
1215776720
13abaa133
146dcb000
154952ed9
hex3238788

52660104 has 64 divisors (see below), whose sum is σ = 153552000. Its totient is φ = 15043392.

The previous prime is 52660093. The next prime is 52660109. The reversal of 52660104 is 40106625.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (52660109) 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, 5034 + ... + 11430.

It is an arithmetic number, because the mean of its divisors is an integer number (2399250).

Almost surely, 252660104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52660104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76776000).

52660104 is an abundant number, since it is smaller than the sum of its proper divisors (100891896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52660104 is a wasteful number, since it uses less digits than its factorization.

52660104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6427 (or 6409 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 52660104 is about 7256.7281883780. The cubic root of 52660104 is about 374.8238675081.

Adding to 52660104 its reverse (40106625), we get a palindrome (92766729).

The spelling of 52660104 in words is "fifty-two million, six hundred sixty thousand, one hundred four".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 49 56 84 98 147 168 196 294 343 392 588 686 1029 1176 1372 2058 2744 4116 6397 8232 12794 19191 25588 38382 44779 51176 76764 89558 134337 153528 179116 268674 313453 358232 537348 626906 940359 1074696 1253812 1880718 2194171 2507624 3761436 4388342 6582513 7522872 8776684 13165026 17553368 26330052 52660104