[go: up one dir, main page]

Search a number
-
+
3057129 = 33113227
BaseRepresentation
bin1011101010010111101001
312202022121000
423222113221
51240312004
6145305213
734661625
oct13522751
95668530
103057129
1117a8959
121035209
1383066a
14598185
15405c39
hex2ea5e9

3057129 has 8 divisors (see below), whose sum is σ = 4529120. Its totient is φ = 2038068.

The previous prime is 3057113. The next prime is 3057163. The reversal of 3057129 is 9217503.

It is not a de Polignac number, because 3057129 - 24 = 3057113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 113227 = 3057129 / (3 + 0 + 5 + 7 + 1 + 2 + 9).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3050129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56587 + ... + 56640.

It is an arithmetic number, because the mean of its divisors is an integer number (566140).

Almost surely, 23057129 is an apocalyptic number.

It is an amenable number.

3057129 is a deficient number, since it is larger than the sum of its proper divisors (1471991).

3057129 is a wasteful number, since it uses less digits than its factorization.

3057129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113236 (or 113230 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 3057129 is about 1748.4647551495. The cubic root of 3057129 is about 145.1346984551.

The spelling of 3057129 in words is "three million, fifty-seven thousand, one hundred twenty-nine".

Divisors: 1 3 9 27 113227 339681 1019043 3057129