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34514431 = 719259507
BaseRepresentation
bin1000001110101…
…0010111111111
32101221111220021
42003222113333
532313430211
63231433011
7566240110
oct203522777
971844807
1034514431
1118534226
12b685767
1371c5a53
144826207
15306b771
hex20ea5ff

34514431 has 8 divisors (see below), whose sum is σ = 41521280. Its totient is φ = 28026648.

The previous prime is 34514419. The next prime is 34514453. The reversal of 34514431 is 13441543.

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

It is a cyclic number.

It is not a de Polignac number, because 34514431 - 211 = 34512383 is a prime.

It is a super-2 number, since 2×345144312 = 2382491894507522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34514396 and 34514405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34514411) 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, 129621 + ... + 129886.

It is an arithmetic number, because the mean of its divisors is an integer number (5190160).

Almost surely, 234514431 is an apocalyptic number.

34514431 is a deficient number, since it is larger than the sum of its proper divisors (7006849).

34514431 is a wasteful number, since it uses less digits than its factorization.

34514431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259533.

The product of its digits is 2880, while the sum is 25.

The square root of 34514431 is about 5874.8983820999. The cubic root of 34514431 is about 325.5868874852.

Adding to 34514431 its reverse (13441543), we get a palindrome (47955974).

The spelling of 34514431 in words is "thirty-four million, five hundred fourteen thousand, four hundred thirty-one".

Divisors: 1 7 19 133 259507 1816549 4930633 34514431