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34312442 = 2196713477
BaseRepresentation
bin1000001011100…
…1000011111010
32101120020211012
42002321003322
532240444232
63223233522
7564436163
oct202710372
971506735
1034312442
111840649a
12b5a88a2
137154b28
1447b276a
15302b9b2
hex20b90fa

34312442 has 16 divisors (see below), whose sum is σ = 54990240. Its totient is φ = 16009488.

The previous prime is 34312441. The next prime is 34312457. The reversal of 34312442 is 24421343.

It is not an unprimeable number, because it can be changed into a prime (34312441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4193 + ... + 9284.

It is an arithmetic number, because the mean of its divisors is an integer number (3436890).

Almost surely, 234312442 is an apocalyptic number.

34312442 is a deficient number, since it is larger than the sum of its proper divisors (20677798).

34312442 is a wasteful number, since it uses less digits than its factorization.

34312442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13565.

The product of its digits is 2304, while the sum is 23.

The square root of 34312442 is about 5857.6823061685. The cubic root of 34312442 is about 324.9504997589.

Adding to 34312442 its reverse (24421343), we get a palindrome (58733785).

The spelling of 34312442 in words is "thirty-four million, three hundred twelve thousand, four hundred forty-two".

Divisors: 1 2 19 38 67 134 1273 2546 13477 26954 256063 512126 902959 1805918 17156221 34312442