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3040000 = 285419
BaseRepresentation
bin1011100110001100000000
312201110002121
423212030000
51234240000
6145054024
734560655
oct13461400
95643077
103040000
111796aa7
121027314
13825922
14591c2c
15400b1a
hex2e6300

3040000 has 90 divisors (see below), whose sum is σ = 7981820. Its totient is φ = 1152000.

The previous prime is 3039997. The next prime is 3040003. The reversal of 3040000 is 403.

It is an interprime number because it is at equal distance from previous prime (3039997) and next prime (3040003).

It is not an unprimeable number, because it can be changed into a prime (3040003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 159991 + ... + 160009.

Almost surely, 23040000 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 3040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3990910).

3040000 is an abundant number, since it is smaller than the sum of its proper divisors (4941820).

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

3040000 is an frugal number, since it uses more digits than its factorization.

3040000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55 (or 26 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 7.

The square root of 3040000 is about 1743.5595774163. The cubic root of 3040000 is about 144.8631288688.

Adding to 3040000 its reverse (403), we get a palindrome (3040403).

The spelling of 3040000 in words is "three million, forty thousand".

Divisors: 1 2 4 5 8 10 16 19 20 25 32 38 40 50 64 76 80 95 100 125 128 152 160 190 200 250 256 304 320 380 400 475 500 608 625 640 760 800 950 1000 1216 1250 1280 1520 1600 1900 2000 2375 2432 2500 3040 3200 3800 4000 4750 4864 5000 6080 6400 7600 8000 9500 10000 11875 12160 15200 16000 19000 20000 23750 24320 30400 32000 38000 40000 47500 60800 76000 80000 95000 121600 152000 160000 190000 304000 380000 608000 760000 1520000 3040000