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5628980 = 2257311297
BaseRepresentation
bin10101011110010000110100
3101120222111202
4111132100310
52420111410
6320352032
765563010
oct25362064
911528452
105628980
1131a5155
121a75618
131221176
14a67540
15762ca5
hex55e434

5628980 has 48 divisors (see below), whose sum is σ = 13956096. Its totient is φ = 1866240.

The previous prime is 5628967. The next prime is 5628991. The reversal of 5628980 is 898265.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3692 + ... + 4988.

It is an arithmetic number, because the mean of its divisors is an integer number (290752).

Almost surely, 25628980 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 5628980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6978048).

5628980 is an abundant number, since it is smaller than the sum of its proper divisors (8327116).

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

5628980 is a wasteful number, since it uses less digits than its factorization.

5628980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344 (or 1342 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 5628980 is about 2372.5471544313. The cubic root of 5628980 is about 177.8866003292.

The spelling of 5628980 in words is "five million, six hundred twenty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 31 35 62 70 124 140 155 217 310 434 620 868 1085 1297 2170 2594 4340 5188 6485 9079 12970 18158 25940 36316 40207 45395 80414 90790 160828 181580 201035 281449 402070 562898 804140 1125796 1407245 2814490 5628980