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34144837 = 173197369
BaseRepresentation
bin1000001001000…
…0001001000101
32101020201220121
42002100021011
532220113322
63215501541
7563140426
oct202201105
971221817
1034144837
1118301581
12b5278b1
1370c675c
14476b64d
152ee6ec7
hex2090245

34144837 has 4 divisors (see below), whose sum is σ = 34342380. Its totient is φ = 33947296.

The previous prime is 34144829. The next prime is 34144867. The reversal of 34144837 is 73844143.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30481441 + 3663396 = 5521^2 + 1914^2 .

It is a cyclic number.

It is not a de Polignac number, because 34144837 - 23 = 34144829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34144867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98512 + ... + 98857.

It is an arithmetic number, because the mean of its divisors is an integer number (8585595).

Almost surely, 234144837 is an apocalyptic number.

It is an amenable number.

34144837 is a deficient number, since it is larger than the sum of its proper divisors (197543).

34144837 is a wasteful number, since it uses less digits than its factorization.

34144837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197542.

The product of its digits is 32256, while the sum is 34.

The square root of 34144837 is about 5843.3583665560. The cubic root of 34144837 is about 324.4205438085.

The spelling of 34144837 in words is "thirty-four million, one hundred forty-four thousand, eight hundred thirty-seven".

Divisors: 1 173 197369 34144837