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3030056 = 23378757
BaseRepresentation
bin1011100011110000101000
312200221110022
423203300220
51233430211
6144540012
734516661
oct13436050
95627408
103030056
11178a587
121021608
13821243
1458c368
153ecbdb
hex2e3c28

3030056 has 8 divisors (see below), whose sum is σ = 5681370. Its totient is φ = 1515024.

The previous prime is 3030047. The next prime is 3030107. The reversal of 3030056 is 6500303.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2280100 + 749956 = 1510^2 + 866^2 .

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

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189371 + ... + 189386.

Almost surely, 23030056 is an apocalyptic number.

It is an amenable number.

3030056 is a deficient number, since it is larger than the sum of its proper divisors (2651314).

3030056 is a wasteful number, since it uses less digits than its factorization.

3030056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378763 (or 378759 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 3030056 is about 1740.7056040583. The cubic root of 3030056 is about 144.7050046928.

Adding to 3030056 its reverse (6500303), we get a palindrome (9530359).

The spelling of 3030056 in words is "three million, thirty thousand, fifty-six".

Divisors: 1 2 4 8 378757 757514 1515028 3030056