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3005023 = 738761
BaseRepresentation
bin1011011101101001011111
312122200010011
423131221133
51232130043
6144224051
734354000
oct13355137
95580104
103005023
11177279a
12100b027
13812a28
145831a7
153e559d
hex2dda5f

3005023 has 8 divisors (see below), whose sum is σ = 3504800. Its totient is φ = 2575440.

The previous prime is 3005011. The next prime is 3005027. The reversal of 3005023 is 3205003.

It is not a de Polignac number, because 3005023 - 221 = 907871 is a prime.

It is the 1734-th Hogben number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3004994 and 3005012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3005027) by changing a digit.

It is a nontrivial repunit in base 1733.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4038 + ... + 4723.

It is an arithmetic number, because the mean of its divisors is an integer number (438100).

Almost surely, 23005023 is an apocalyptic number.

3005023 is a deficient number, since it is larger than the sum of its proper divisors (499777).

3005023 is an frugal number, since it uses more digits than its factorization.

3005023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8782 (or 8768 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 3005023 is about 1733.5002163253. The cubic root of 3005023 is about 144.3054056992.

The spelling of 3005023 in words is "three million, five thousand, twenty-three".

Divisors: 1 7 49 343 8761 61327 429289 3005023