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34542434 = 279218623
BaseRepresentation
bin1000001111000…
…1001101100010
32101222221022102
42003301031202
532320324214
63232210402
7566414543
oct203611542
971887272
1034542434
1118553273
12b699a02
137205714
1448324ca
153074bde
hex20f1362

34542434 has 8 divisors (see below), whose sum is σ = 52469760. Its totient is φ = 17052516.

The previous prime is 34542433. The next prime is 34542449. The reversal of 34542434 is 43424543.

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

It is a junction number, because it is equal to n+sod(n) for n = 34542397 and 34542406.

It is not an unprimeable number, because it can be changed into a prime (34542433) 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 3 ways as a sum of consecutive naturals, for example, 109154 + ... + 109469.

It is an arithmetic number, because the mean of its divisors is an integer number (6558720).

Almost surely, 234542434 is an apocalyptic number.

34542434 is a deficient number, since it is larger than the sum of its proper divisors (17927326).

34542434 is a wasteful number, since it uses less digits than its factorization.

34542434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218704.

The product of its digits is 23040, while the sum is 29.

The square root of 34542434 is about 5877.2811741485. The cubic root of 34542434 is about 325.6749177639.

Adding to 34542434 its reverse (43424543), we get a palindrome (77966977).

The spelling of 34542434 in words is "thirty-four million, five hundred forty-two thousand, four hundred thirty-four".

Divisors: 1 2 79 158 218623 437246 17271217 34542434