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4980489 = 3192329131
BaseRepresentation
bin10010111111111100001001
3100101000221120
4102333330021
52233333424
6254425453
760222243
oct22777411
910330846
104980489
1128a1a08
121802289
131054c47
14939093
15685a79
hex4bff09

4980489 has 32 divisors (see below), whose sum is σ = 7603200. Its totient is φ = 2882880.

The previous prime is 4980427. The next prime is 4980499. The reversal of 4980489 is 9840894.

It is not a de Polignac number, because 4980489 - 29 = 4979977 is a prime.

4980489 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4980489.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4980419) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37954 + ... + 38084.

It is an arithmetic number, because the mean of its divisors is an integer number (237600).

Almost surely, 24980489 is an apocalyptic number.

It is an amenable number.

4980489 is a deficient number, since it is larger than the sum of its proper divisors (2622711).

4980489 is a wasteful number, since it uses less digits than its factorization.

4980489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 4980489 is about 2231.7009208225. The cubic root of 4980489 is about 170.7748824555.

The spelling of 4980489 in words is "four million, nine hundred eighty thousand, four hundred eighty-nine".

Divisors: 1 3 19 23 29 57 69 87 131 393 437 551 667 1311 1653 2001 2489 3013 3799 7467 9039 11397 12673 38019 57247 72181 87377 171741 216543 262131 1660163 4980489