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2480740 = 225711747
BaseRepresentation
bin1001011101101001100100
311200000221021
421131221210
51113340430
6125100524
730041323
oct11355144
94600837
102480740
1114448a9
129b7744
1368b1c2
144880ba
1534007a
hex25da64

2480740 has 24 divisors (see below), whose sum is σ = 5285952. Its totient is φ = 977760.

The previous prime is 2480729. The next prime is 2480743. The reversal of 2480740 is 470842.

2480740 = T332 + T333 + ... + T371.

2480740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2480743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547 + ... + 2293.

It is an arithmetic number, because the mean of its divisors is an integer number (220248).

22480740 is an apocalyptic number.

2480740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2480740 is an abundant number, since it is smaller than the sum of its proper divisors (2805212).

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

2480740 is a wasteful number, since it uses less digits than its factorization.

2480740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1827 (or 1825 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 2480740 is about 1575.0365075134. The cubic root of 2480740 is about 135.3714507291.

The spelling of 2480740 in words is "two million, four hundred eighty thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 71 142 284 355 710 1420 1747 3494 6988 8735 17470 34940 124037 248074 496148 620185 1240370 2480740