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3040480 = 25531613
BaseRepresentation
bin1011100110010011100000
312201110202101
423212103200
51234243410
6145100144
734562242
oct13462340
95643671
103040480
1117973a3
121027654
13825c01
14592092
15400d3a
hex2e64e0

3040480 has 48 divisors (see below), whose sum is σ = 7426944. Its totient is φ = 1175040.

The previous prime is 3040469. The next prime is 3040481. The reversal of 3040480 is 840403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3040481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4654 + ... + 5266.

It is an arithmetic number, because the mean of its divisors is an integer number (154728).

Almost surely, 23040480 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 3040480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3713472).

3040480 is an abundant number, since it is smaller than the sum of its proper divisors (4386464).

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

3040480 is a wasteful number, since it uses less digits than its factorization.

3040480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659 (or 651 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 3040480 is about 1743.6972214235. The cubic root of 3040480 is about 144.8707528428.

Adding to 3040480 its reverse (840403), we get a palindrome (3880883).

The spelling of 3040480 in words is "three million, forty thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 31 32 40 62 80 124 155 160 248 310 496 613 620 992 1226 1240 2452 2480 3065 4904 4960 6130 9808 12260 19003 19616 24520 38006 49040 76012 95015 98080 152024 190030 304048 380060 608096 760120 1520240 3040480