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4988830 = 2571121931
BaseRepresentation
bin10011000001111110011110
3100101110101111
4103001332132
52234120310
6254532234
760255460
oct23017636
910343344
104988830
1128a8200
12180707a
131058992
1493c130
1568828a
hex4c1f9e

4988830 has 96 divisors (see below), whose sum is σ = 12257280. Its totient is φ = 1425600.

The previous prime is 4988761. The next prime is 4988831. The reversal of 4988830 is 388894.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4988831) 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 47 ways as a sum of consecutive naturals, for example, 160915 + ... + 160945.

It is an arithmetic number, because the mean of its divisors is an integer number (127680).

Almost surely, 24988830 is an apocalyptic number.

4988830 is an abundant number, since it is smaller than the sum of its proper divisors (7268450).

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

4988830 is a wasteful number, since it uses less digits than its factorization.

4988830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 4988830 is about 2233.5688930499. The cubic root of 4988830 is about 170.8701635179.

The spelling of 4988830 in words is "four million, nine hundred eighty-eight thousand, eight hundred thirty".

Divisors: 1 2 5 7 10 11 14 19 22 31 35 38 55 62 70 77 95 110 121 133 154 155 190 209 217 242 266 310 341 385 418 434 589 605 665 682 770 847 1045 1085 1178 1210 1330 1463 1694 1705 2090 2170 2299 2387 2926 2945 3410 3751 4123 4235 4598 4774 5890 6479 7315 7502 8246 8470 11495 11935 12958 14630 16093 18755 20615 22990 23870 26257 32186 32395 37510 41230 45353 52514 64790 71269 80465 90706 131285 142538 160930 226765 262570 356345 453530 498883 712690 997766 2494415 4988830