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3033023021 = 72502312323
BaseRepresentation
bin1011010011001000…
…0100001000101101
321211101011112101222
42310302010020231
522202423214041
61220544113125
7135106161500
oct26462041055
97741145358
103033023021
1113170760a6
127079057a5
133944a74a2
1420ab61137
1512b41874b
hexb4c8422d

3033023021 has 12 divisors (see below), whose sum is σ = 3529199232. Its totient is φ = 2599005528.

The previous prime is 3033022999. The next prime is 3033023027. The reversal of 3033023021 is 1203203303.

It is not a de Polignac number, because 3033023021 - 210 = 3033021997 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 (3033023027) 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 11 ways as a sum of consecutive naturals, for example, 239966 + ... + 252288.

It is an arithmetic number, because the mean of its divisors is an integer number (294099936).

Almost surely, 23033023021 is an apocalyptic number.

It is an amenable number.

3033023021 is a deficient number, since it is larger than the sum of its proper divisors (496176211).

3033023021 is a wasteful number, since it uses less digits than its factorization.

3033023021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17360 (or 17353 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 3033023021 is about 55072.8882572904. Note that the first 3 decimals coincide. The cubic root of 3033023021 is about 1447.5222084185.

Adding to 3033023021 its reverse (1203203303), we get a palindrome (4236226324).

The spelling of 3033023021 in words is "three billion, thirty-three million, twenty-three thousand, twenty-one".

Divisors: 1 7 49 5023 12323 35161 86261 246127 603827 61898429 433289003 3033023021