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52566948 = 22337312243
BaseRepresentation
bin1100100010000…
…1101110100100
310122220200022000
43020201232210
5101424120243
65114405300
71205545260
oct310415644
9118820260
1052566948
1127744365
1215730830
13ab76905
146da50a0
1549355d3
hex3221ba4

52566948 has 96 divisors (see below), whose sum is σ = 160849920. Its totient is φ = 14528160.

The previous prime is 52566931. The next prime is 52566949. The reversal of 52566948 is 84966525.

It is not an unprimeable number, because it can be changed into a prime (52566949) 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 31 ways as a sum of consecutive naturals, for example, 22315 + ... + 24557.

It is an arithmetic number, because the mean of its divisors is an integer number (1675520).

Almost surely, 252566948 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 52566948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80424960).

52566948 is an abundant number, since it is smaller than the sum of its proper divisors (108282972).

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

52566948 is a wasteful number, since it uses less digits than its factorization.

52566948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294 (or 2286 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 52566948 is about 7250.3067521313. The cubic root of 52566948 is about 374.6027152549.

The spelling of 52566948 in words is "fifty-two million, five hundred sixty-six thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 31 36 42 54 62 63 84 93 108 124 126 186 189 217 252 279 372 378 434 558 651 756 837 868 1116 1302 1674 1953 2243 2604 3348 3906 4486 5859 6729 7812 8972 11718 13458 15701 20187 23436 26916 31402 40374 47103 60561 62804 69533 80748 94206 121122 139066 141309 188412 208599 242244 278132 282618 417198 423927 486731 565236 625797 834396 847854 973462 1251594 1460193 1695708 1877391 1946924 2503188 2920386 3754782 4380579 5840772 7509564 8761158 13141737 17522316 26283474 52566948