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5630380 = 2257131307
BaseRepresentation
bin10101011110100110101100
3101121001102121
4111132212230
52420133010
6320402324
765600050
oct25364654
911531377
105630380
1131a6208
121a763a4
1312219b2
14a67c60
157633da
hex55e9ac

5630380 has 48 divisors (see below), whose sum is σ = 13660416. Its totient is φ = 1909440.

The previous prime is 5630369. The next prime is 5630381. The reversal of 5630380 is 830365.

It is not an unprimeable number, because it can be changed into a prime (5630381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18187 + ... + 18493.

It is an arithmetic number, because the mean of its divisors is an integer number (284592).

Almost surely, 25630380 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 5630380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6830208).

5630380 is an abundant number, since it is smaller than the sum of its proper divisors (8030036).

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

5630380 is a wasteful number, since it uses less digits than its factorization.

5630380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454 (or 452 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 5630380 is about 2372.8421776427. The cubic root of 5630380 is about 177.9013466715.

The spelling of 5630380 in words is "five million, six hundred thirty thousand, three hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 131 140 262 307 524 614 655 917 1228 1310 1535 1834 2149 2620 3070 3668 4298 4585 6140 8596 9170 10745 18340 21490 40217 42980 80434 160868 201085 281519 402170 563038 804340 1126076 1407595 2815190 5630380