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34307144 = 2316725679
BaseRepresentation
bin1000001011011…
…1110001001000
32101112222112222
42002313301020
532240312034
63223153212
7564414554
oct202676110
971488488
1034307144
1118402513
12b5a5808
1371525b1
1447b0864
15302a12e
hex20b7c48

34307144 has 16 divisors (see below), whose sum is σ = 64713600. Its totient is φ = 17050192.

The previous prime is 34307113. The next prime is 34307167. The reversal of 34307144 is 44170343.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11504 + ... + 14175.

It is an arithmetic number, because the mean of its divisors is an integer number (4044600).

Almost surely, 234307144 is an apocalyptic number.

It is an amenable number.

34307144 is a deficient number, since it is larger than the sum of its proper divisors (30406456).

34307144 is a wasteful number, since it uses less digits than its factorization.

34307144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25852 (or 25848 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 34307144 is about 5857.2300620686. The cubic root of 34307144 is about 324.9337742772.

Adding to 34307144 its reverse (44170343), we get a palindrome (78477487).

The spelling of 34307144 in words is "thirty-four million, three hundred seven thousand, one hundred forty-four".

Divisors: 1 2 4 8 167 334 668 1336 25679 51358 102716 205432 4288393 8576786 17153572 34307144