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4800780 = 22325149179
BaseRepresentation
bin10010010100000100001100
3100000220102200
4102110010030
52212111110
6250521500
755543305
oct22240414
910026380
104800780
112789996
121736290
13cc11ca
148cd7ac
1564c6c0
hex49410c

4800780 has 72 divisors (see below), whose sum is σ = 14742000. Its totient is φ = 1264512.

The previous prime is 4800779. The next prime is 4800781. The reversal of 4800780 is 870084.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4800779) and next prime (4800781).

It is not an unprimeable number, because it can be changed into a prime (4800781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26731 + ... + 26909.

It is an arithmetic number, because the mean of its divisors is an integer number (204750).

Almost surely, 24800780 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 4800780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7371000).

4800780 is an abundant number, since it is smaller than the sum of its proper divisors (9941220).

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

4800780 is a wasteful number, since it uses less digits than its factorization.

4800780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 4800780 is about 2191.0682326208. The cubic root of 4800780 is about 168.6956697527.

The spelling of 4800780 in words is "four million, eight hundred thousand, seven hundred eighty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 149 179 180 298 358 447 537 596 716 745 894 895 1074 1341 1490 1611 1788 1790 2148 2235 2682 2685 2980 3222 3580 4470 5364 5370 6444 6705 8055 8940 10740 13410 16110 26671 26820 32220 53342 80013 106684 133355 160026 240039 266710 320052 400065 480078 533420 800130 960156 1200195 1600260 2400390 4800780