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2384980 = 225139173
BaseRepresentation
bin1001000110010001010100
311111011120121
421012101110
51102304410
6123041324
726162203
oct11062124
94434517
102384980
111389964
12970244
13656740
1446123a
153219da
hex246454

2384980 has 24 divisors (see below), whose sum is σ = 5394312. Its totient is φ = 880512.

The previous prime is 2384971. The next prime is 2385023. The reversal of 2384980 is 894832.

It can be written as a sum of positive squares in 4 ways, for example, as 80656 + 2304324 = 284^2 + 1518^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4327 + ... + 4846.

It is an arithmetic number, because the mean of its divisors is an integer number (224763).

22384980 is an apocalyptic number.

2384980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2384980 is an abundant number, since it is smaller than the sum of its proper divisors (3009332).

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

2384980 is a wasteful number, since it uses less digits than its factorization.

2384980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9195 (or 9193 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 2384980 is about 1544.3380458954. The cubic root of 2384980 is about 133.6067030234.

It can be divided in two parts, 2384 and 980, that added together give a square (3364 = 582).

The spelling of 2384980 in words is "two million, three hundred eighty-four thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 9173 18346 36692 45865 91730 119249 183460 238498 476996 596245 1192490 2384980