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2970505 = 51793319
BaseRepresentation
bin1011010101001110001001
312120220202201
423111032021
51230024010
6143400201
734151236
oct13251611
95526681
102970505
11174986a
12bb3061
138000c5
1457478d
153da23a
hex2d5389

2970505 has 8 divisors (see below), whose sum is σ = 3585600. Its totient is φ = 2362416.

The previous prime is 2970503. The next prime is 2970509. The reversal of 2970505 is 5050792.

2970505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2970505 - 21 = 2970503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2970503) 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 7 ways as a sum of consecutive naturals, for example, 765 + ... + 2554.

It is an arithmetic number, because the mean of its divisors is an integer number (448200).

22970505 is an apocalyptic number.

It is an amenable number.

2970505 is a deficient number, since it is larger than the sum of its proper divisors (615095).

2970505 is a wasteful number, since it uses less digits than its factorization.

2970505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 2970505 is about 1723.5153030942. The cubic root of 2970505 is about 143.7507422772.

The spelling of 2970505 in words is "two million, nine hundred seventy thousand, five hundred five".

Divisors: 1 5 179 895 3319 16595 594101 2970505