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3072008 = 23384001
BaseRepresentation
bin1011101110000000001000
312210002000002
423232000020
51241301013
6145502132
735053202
oct13560010
95702002
103072008
111809055
121041948
13837374
1459d772
1540a358
hex2ee008

3072008 has 8 divisors (see below), whose sum is σ = 5760030. Its totient is φ = 1536000.

The previous prime is 3072001. The next prime is 3072029. The reversal of 3072008 is 8002703.

It can be written as a sum of positive squares in only one way, i.e., 1909924 + 1162084 = 1382^2 + 1078^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3072001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191993 + ... + 192008.

Almost surely, 23072008 is an apocalyptic number.

It is an amenable number.

3072008 is a deficient number, since it is larger than the sum of its proper divisors (2688022).

3072008 is a wasteful number, since it uses less digits than its factorization.

3072008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384007 (or 384003 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 3072008 is about 1752.7144661924. The cubic root of 3072008 is about 145.3697736154.

The spelling of 3072008 in words is "three million, seventy-two thousand, eight".

Divisors: 1 2 4 8 384001 768002 1536004 3072008