Search a number
-
+
2901013 = 23126131
BaseRepresentation
bin1011000100010000010101
312110101102221
423010100111
51220313023
6142102341
733441523
oct13042025
95411387
102901013
111701635
12b7a9b1
137a759b
14557313
153c485d
hex2c4415

2901013 has 4 divisors (see below), whose sum is σ = 3027168. Its totient is φ = 2774860.

The previous prime is 2901001. The next prime is 2901029. The reversal of 2901013 is 3101092.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2901013 - 217 = 2769941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2901043) 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, 63043 + ... + 63088.

It is an arithmetic number, because the mean of its divisors is an integer number (756792).

22901013 is an apocalyptic number.

2901013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2901013 is a deficient number, since it is larger than the sum of its proper divisors (126155).

2901013 is a wasteful number, since it uses less digits than its factorization.

2901013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126154.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 2901013 is about 1703.2360376648. The cubic root of 2901013 is about 142.6209171687.

The spelling of 2901013 in words is "two million, nine hundred one thousand, thirteen".

Divisors: 1 23 126131 2901013