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2047973 = 17532273
BaseRepresentation
bin111110011111111100101
310212001021212
413303333211
51011013343
6111521205
723256524
oct7637745
93761255
102047973
111179744
12829205
13569225
143b44bb
152a6c18
hex1f3fe5

2047973 has 8 divisors (see below), whose sum is σ = 2210328. Its totient is φ = 1890304.

The previous prime is 2047967. The next prime is 2047993. The reversal of 2047973 is 3797402.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1214404 + 833569 = 1102^2 + 913^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2047973 - 24 = 2047957 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 (2047933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236 + ... + 2037.

It is an arithmetic number, because the mean of its divisors is an integer number (276291).

22047973 is an apocalyptic number.

It is an amenable number.

2047973 is a deficient number, since it is larger than the sum of its proper divisors (162355).

2047973 is a wasteful number, since it uses less digits than its factorization.

2047973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2343.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 2047973 is about 1431.0740721570. The cubic root of 2047973 is about 126.9915260843.

The spelling of 2047973 in words is "two million, forty-seven thousand, nine hundred seventy-three".

Divisors: 1 17 53 901 2273 38641 120469 2047973