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3001031023 = 11923251701
BaseRepresentation
bin1011001011100000…
…0001100101101111
321202010222011122011
42302320001211233
522121230443043
61213442302051
7134240225404
oct26270014557
97663864564
103001031023
111300005031
126b9057927
1338a985903
142067d42ab
151286e959d
hexb2e0196f

3001031023 has 4 divisors (see below), whose sum is σ = 3001294648. Its totient is φ = 3000767400.

The previous prime is 3001030999. The next prime is 3001031081. The reversal of 3001031023 is 3201301003.

3001031023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3001031023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3001030994 and 3001031012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3001071023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113928 + ... + 137773.

It is an arithmetic number, because the mean of its divisors is an integer number (750323662).

Almost surely, 23001031023 is an apocalyptic number.

3001031023 is a deficient number, since it is larger than the sum of its proper divisors (263625).

3001031023 is a wasteful number, since it uses less digits than its factorization.

3001031023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263624.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 3001031023 is about 54781.6668512377. Note that the first 3 decimals coincide. The cubic root of 3001031023 is about 1442.4147727701.

Adding to 3001031023 its reverse (3201301003), we get a palindrome (6202332026).

The spelling of 3001031023 in words is "three billion, one million, thirty-one thousand, twenty-three".

Divisors: 1 11923 251701 3001031023