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3105434 = 28291873
BaseRepresentation
bin1011110110001010011010
312211202212002
423312022122
51243333214
6150321002
735252513
oct13661232
95752762
103105434
111831182
121059162
13849647
145aba0a
154151de
hex2f629a

3105434 has 8 divisors (see below), whose sum is σ = 4666260. Its totient is φ = 1550016.

The previous prime is 3105433. The next prime is 3105439. The reversal of 3105434 is 4345013.

It can be written as a sum of positive squares in 2 ways, for example, as 2879809 + 225625 = 1697^2 + 475^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3105433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722 + ... + 2594.

Almost surely, 23105434 is an apocalyptic number.

3105434 is a deficient number, since it is larger than the sum of its proper divisors (1560826).

3105434 is a wasteful number, since it uses less digits than its factorization.

3105434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3105434 is about 1762.2241628124. The cubic root of 3105434 is about 145.8951207748.

The spelling of 3105434 in words is "three million, one hundred five thousand, four hundred thirty-four".

Divisors: 1 2 829 1658 1873 3746 1552717 3105434