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3047434 = 213117209
BaseRepresentation
bin1011101000000000001010
312201211021221
423220000022
51240004214
6145152254
734621435
oct13500012
95654257
103047434
1117a1645
12102b68a
13829120
1459481c
15402e24
hex2e800a

3047434 has 8 divisors (see below), whose sum is σ = 4922820. Its totient is φ = 1406496.

The previous prime is 3047423. The next prime is 3047441. The reversal of 3047434 is 4347403.

It can be written as a sum of positive squares in 2 ways, for example, as 2550409 + 497025 = 1597^2 + 705^2 .

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 = 3047399 and 3047408.

It is an unprimeable number.

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, 58579 + ... + 58630.

Almost surely, 23047434 is an apocalyptic number.

3047434 is a deficient number, since it is larger than the sum of its proper divisors (1875386).

3047434 is a wasteful number, since it uses less digits than its factorization.

3047434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117224.

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 3047434 is about 1745.6901214133. The cubic root of 3047434 is about 144.9811152576.

It can be divided in two parts, 3047 and 434, that added together give a square (3481 = 592).

The spelling of 3047434 in words is "three million, forty-seven thousand, four hundred thirty-four".

Divisors: 1 2 13 26 117209 234418 1523717 3047434