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42652450 = 252853049
BaseRepresentation
bin1010001010110…
…1001100100010
32222020222011101
42202231030202
541404334300
64122105014
71025353111
oct242551442
988228141
1042652450
1122092465
121234b16a
138ab4c49
145943c78
153b27b6a
hex28ad322

42652450 has 12 divisors (see below), whose sum is σ = 79333650. Its totient is φ = 17060960.

The previous prime is 42652433. The next prime is 42652451. The reversal of 42652450 is 5425624.

It can be written as a sum of positive squares in 3 ways, for example, as 22591009 + 20061441 = 4753^2 + 4479^2 .

It is not an unprimeable number, because it can be changed into a prime (42652451) 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 5 ways as a sum of consecutive naturals, for example, 426475 + ... + 426574.

Almost surely, 242652450 is an apocalyptic number.

42652450 is a deficient number, since it is larger than the sum of its proper divisors (36681200).

42652450 is a wasteful number, since it uses less digits than its factorization.

42652450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853061 (or 853056 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 42652450 is about 6530.8843199065. The cubic root of 42652450 is about 349.3933709510.

The spelling of 42652450 in words is "forty-two million, six hundred fifty-two thousand, four hundred fifty".

Divisors: 1 2 5 10 25 50 853049 1706098 4265245 8530490 21326225 42652450