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4980444 = 2237211281
BaseRepresentation
bin10010111111111011011100
3100101000212220
4102333323130
52233333234
6254425340
760222150
oct22777334
910330786
104980444
1128a1977
121802250
131054c11
14939060
15685a49
hex4bfedc

4980444 has 48 divisors (see below), whose sum is σ = 13391616. Its totient is φ = 1411200.

The previous prime is 4980427. The next prime is 4980499. The reversal of 4980444 is 4440894.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17584 + ... + 17864.

It is an arithmetic number, because the mean of its divisors is an integer number (278992).

Almost surely, 24980444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4980444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6695808).

4980444 is an abundant number, since it is smaller than the sum of its proper divisors (8411172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4980444 is a wasteful number, since it uses less digits than its factorization.

4980444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506 (or 504 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 4980444 is about 2231.6908388036. The cubic root of 4980444 is about 170.7743681222.

The spelling of 4980444 in words is "four million, nine hundred eighty thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 211 281 422 562 633 843 844 1124 1266 1477 1686 1967 2532 2954 3372 3934 4431 5901 5908 7868 8862 11802 17724 23604 59291 118582 177873 237164 355746 415037 711492 830074 1245111 1660148 2490222 4980444