Search a number
-
+
2460020 = 225123001
BaseRepresentation
bin1001011000100101110100
311121222111212
421120211310
51112210040
6124420552
726624033
oct11304564
94558455
102460020
111430282
129a7758
13681944
1448071a
15338d65
hex258974

2460020 has 12 divisors (see below), whose sum is σ = 5166084. Its totient is φ = 984000.

The previous prime is 2460013. The next prime is 2460043. The reversal of 2460020 is 200642.

It can be written as a sum of positive squares in 2 ways, for example, as 712336 + 1747684 = 844^2 + 1322^2 .

It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2459977 and 2460004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61481 + ... + 61520.

It is an arithmetic number, because the mean of its divisors is an integer number (430507).

22460020 is an apocalyptic number.

2460020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2460020 is an abundant number, since it is smaller than the sum of its proper divisors (2706064).

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

2460020 is a wasteful number, since it uses less digits than its factorization.

2460020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123010 (or 123008 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2460020 is about 1568.4450898900. The cubic root of 2460020 is about 134.9935067750.

Adding to 2460020 its reverse (200642), we get a palindrome (2660662).

The spelling of 2460020 in words is "two million, four hundred sixty thousand, twenty".

Divisors: 1 2 4 5 10 20 123001 246002 492004 615005 1230010 2460020