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2049029 = 11318133
BaseRepresentation
bin111110100010000000101
310212002201222
413310100011
51011032104
6111530125
723262563
oct7642005
93762658
102049029
11117a514
12829945
13569858
143b4a33
152a71be
hex1f4405

2049029 has 4 divisors (see below), whose sum is σ = 2067276. Its totient is φ = 2030784.

The previous prime is 2048983. The next prime is 2049041. The reversal of 2049029 is 9209402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9209402 = 24604701.

It can be written as a sum of positive squares in 2 ways, for example, as 332929 + 1716100 = 577^2 + 1310^2 .

It is a cyclic number.

It is not a de Polignac number, because 2049029 - 216 = 1983493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2048989 and 2049007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2049629) 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, 8954 + ... + 9179.

It is an arithmetic number, because the mean of its divisors is an integer number (516819).

22049029 is an apocalyptic number.

It is an amenable number.

2049029 is a deficient number, since it is larger than the sum of its proper divisors (18247).

2049029 is a wasteful number, since it uses less digits than its factorization.

2049029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18246.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2049029 is about 1431.4429782566. The cubic root of 2049029 is about 127.0133492901.

The spelling of 2049029 in words is "two million, forty-nine thousand, twenty-nine".

Divisors: 1 113 18133 2049029