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4878380 = 2251329647
BaseRepresentation
bin10010100111000000101100
3100011211212202
4102213000230
52222102010
6252321032
756315453
oct22470054
910154782
104878380
112832221
121773178
13101a620
1490db9a
156656a5
hex4a702c

4878380 has 48 divisors (see below), whose sum is σ = 11430720. Its totient is φ = 1736448.

The previous prime is 4878373. The next prime is 4878397. The reversal of 4878380 is 838784.

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, 7217 + ... + 7863.

It is an arithmetic number, because the mean of its divisors is an integer number (238140).

Almost surely, 24878380 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 4878380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5715360).

4878380 is an abundant number, since it is smaller than the sum of its proper divisors (6552340).

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

4878380 is a wasteful number, since it uses less digits than its factorization.

4878380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 38.

The square root of 4878380 is about 2208.7055032303. The cubic root of 4878380 is about 169.5997504298.

The spelling of 4878380 in words is "four million, eight hundred seventy-eight thousand, three hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 29 52 58 65 116 130 145 260 290 377 580 647 754 1294 1508 1885 2588 3235 3770 6470 7540 8411 12940 16822 18763 33644 37526 42055 75052 84110 93815 168220 187630 243919 375260 487838 975676 1219595 2439190 4878380