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2072983 = 11199947
BaseRepresentation
bin111111010000110010111
310220022121011
413322012113
51012313413
6112233051
723422453
oct7720627
93808534
102072983
111196510
1283b787
13577723
143bd663
152ae33d
hex1fa197

2072983 has 8 divisors (see below), whose sum is σ = 2275200. Its totient is φ = 1873080.

The previous prime is 2072977. The next prime is 2073011. The reversal of 2072983 is 3892702.

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

It is a de Polignac number, because none of the positive numbers 2k-2072983 is a prime.

It is a Duffinian number.

2072983 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2072933) 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 7 ways as a sum of consecutive naturals, for example, 1716 + ... + 2662.

It is an arithmetic number, because the mean of its divisors is an integer number (284400).

22072983 is an apocalyptic number.

2072983 is a deficient number, since it is larger than the sum of its proper divisors (202217).

2072983 is a wasteful number, since it uses less digits than its factorization.

2072983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 2072983 is about 1439.7857479500. The cubic root of 2072983 is about 127.5063792784.

The spelling of 2072983 in words is "two million, seventy-two thousand, nine hundred eighty-three".

Divisors: 1 11 199 947 2189 10417 188453 2072983