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2072653 = 111947211
BaseRepresentation
bin111111010000001001101
310220022010221
413322001031
51012311103
6112231341
723421502
oct7720115
93808127
102072653
111196240
1283b551
1357752b
143bd4a9
152ae1bd
hex1fa04d

2072653 has 16 divisors (see below), whose sum is σ = 2442240. Its totient is φ = 1738800.

The previous prime is 2072647. The next prime is 2072663. The reversal of 2072653 is 3562702.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2072653 is a prime.

It is a d-powerful number, because it can be written as 22 + 0 + 74 + 22 + 68 + 58 + 3 .

It is a Duffinian number.

2072653 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2072663) 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 15 ways as a sum of consecutive naturals, for example, 9718 + ... + 9928.

It is an arithmetic number, because the mean of its divisors is an integer number (152640).

22072653 is an apocalyptic number.

It is an amenable number.

2072653 is a deficient number, since it is larger than the sum of its proper divisors (369587).

2072653 is a wasteful number, since it uses less digits than its factorization.

2072653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 2072653 is about 1439.6711430045. The cubic root of 2072653 is about 127.4996129682.

The spelling of 2072653 in words is "two million, seventy-two thousand, six hundred fifty-three".

Divisors: 1 11 19 47 209 211 517 893 2321 4009 9823 9917 44099 109087 188423 2072653