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42950306 = 273067879
BaseRepresentation
bin1010001111010…
…1111010100010
32222211002202002
42203311322202
541443402211
64132324002
71031033360
oct243657242
988732662
1042950306
1122276223
1212473602
138b8a6a9
1459c0630
153b8603b
hex28f5ea2

42950306 has 8 divisors (see below), whose sum is σ = 73629120. Its totient is φ = 18407268.

The previous prime is 42950291. The next prime is 42950309. The reversal of 42950306 is 60305924.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42950309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1533926 + ... + 1533953.

It is an arithmetic number, because the mean of its divisors is an integer number (9203640).

Almost surely, 242950306 is an apocalyptic number.

42950306 is a deficient number, since it is larger than the sum of its proper divisors (30678814).

42950306 is a wasteful number, since it uses less digits than its factorization.

42950306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3067888.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 42950306 is about 6553.6482969412. The cubic root of 42950306 is about 350.2047944316.

The spelling of 42950306 in words is "forty-two million, nine hundred fifty thousand, three hundred six".

Divisors: 1 2 7 14 3067879 6135758 21475153 42950306