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3073039 = 171631109
BaseRepresentation
bin1011101110010000001111
312210010102021
423232100033
51241314124
6145511011
735056204
oct13562017
95703367
103073039
111809902
121042467
13837988
1459dcab
1540a7e4
hex2ee40f

3073039 has 8 divisors (see below), whose sum is σ = 3276720. Its totient is φ = 2871936.

The previous prime is 3073033. The next prime is 3073051. The reversal of 3073039 is 9303703.

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

It is a 7-Lehmer number, since φ(3073039) divides (3073039-1)7.

It is a cyclic number.

It is not a de Polignac number, because 3073039 - 27 = 3072911 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 (3073033) 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, 2217 + ... + 3325.

It is an arithmetic number, because the mean of its divisors is an integer number (409590).

Almost surely, 23073039 is an apocalyptic number.

3073039 is the 1109-th heptagonal number.

3073039 is a deficient number, since it is larger than the sum of its proper divisors (203681).

3073039 is a wasteful number, since it uses less digits than its factorization.

3073039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1289.

The product of its (nonzero) digits is 1701, while the sum is 25.

The square root of 3073039 is about 1753.0085567390. The cubic root of 3073039 is about 145.3860343666.

The spelling of 3073039 in words is "three million, seventy-three thousand, thirty-nine".

Divisors: 1 17 163 1109 2771 18853 180767 3073039