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2799061 = 19147319
BaseRepresentation
bin1010101011010111010101
312021012120221
422223113111
51204032221
6135554341
732535346
oct12532725
95235527
102799061
111641a81
12b2b9b1
13770065
1452c0cd
153a4541
hex2ab5d5

2799061 has 4 divisors (see below), whose sum is σ = 2946400. Its totient is φ = 2651724.

The previous prime is 2799053. The next prime is 2799073. The reversal of 2799061 is 1609972.

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 2799061 - 23 = 2799053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2799001) 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 3 ways as a sum of consecutive naturals, for example, 73641 + ... + 73678.

It is an arithmetic number, because the mean of its divisors is an integer number (736600).

22799061 is an apocalyptic number.

It is an amenable number.

2799061 is a deficient number, since it is larger than the sum of its proper divisors (147339).

2799061 is a wasteful number, since it uses less digits than its factorization.

2799061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147338.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 2799061 is about 1673.0394496245. The cubic root of 2799061 is about 140.9302171333.

The spelling of 2799061 in words is "two million, seven hundred ninety-nine thousand, sixty-one".

Divisors: 1 19 147319 2799061