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42425230 = 254242523
BaseRepresentation
bin1010000111010…
…1101110001110
32221211102110211
42201311232032
541330101410
64113153034
71023415501
oct241655616
987742424
1042425230
1121a47781
121225b77a
138a356b3
1458c5138
153ad068a
hex2875b8e

42425230 has 8 divisors (see below), whose sum is σ = 76365432. Its totient is φ = 16970088.

The previous prime is 42425203. The next prime is 42425249. The reversal of 42425230 is 3252424.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2121252 + ... + 2121271.

It is an arithmetic number, because the mean of its divisors is an integer number (9545679).

Almost surely, 242425230 is an apocalyptic number.

42425230 is a deficient number, since it is larger than the sum of its proper divisors (33940202).

42425230 is a wasteful number, since it uses less digits than its factorization.

42425230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4242530.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 42425230 is about 6513.4652835491. The cubic root of 42425230 is about 348.7718313864.

Adding to 42425230 its reverse (3252424), we get a palindrome (45677654).

The spelling of 42425230 in words is "forty-two million, four hundred twenty-five thousand, two hundred thirty".

Divisors: 1 2 5 10 4242523 8485046 21212615 42425230