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2013000424 = 23881285613
BaseRepresentation
bin111011111111011…
…1111001011101000
312012021211000110021
41313332333023220
513110312003144
6531425330224
7100612135621
oct16776771350
95167730407
102013000424
11943317016
12482196974
13261079816
141514c0a48
15bbace884
hex77fbf2e8

2013000424 has 16 divisors (see below), whose sum is σ = 3778673220. Its totient is φ = 1005354240.

The previous prime is 2013000401. The next prime is 2013000439. The reversal of 2013000424 is 4240003102.

It can be written as a sum of positive squares in 2 ways, for example, as 1621672900 + 391327524 = 40270^2 + 19782^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2013000398 and 2013000407.

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, 135759 + ... + 149854.

Almost surely, 22013000424 is an apocalyptic number.

It is an amenable number.

2013000424 is a deficient number, since it is larger than the sum of its proper divisors (1765672796).

2013000424 is a wasteful number, since it uses less digits than its factorization.

2013000424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286500 (or 286496 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2013000424 is about 44866.4732734812. The cubic root of 2013000424 is about 1262.6450741239.

Adding to 2013000424 its reverse (4240003102), we get a palindrome (6253003526).

The spelling of 2013000424 in words is "two billion, thirteen million, four hundred twenty-four", and thus it is an aban number.

Divisors: 1 2 4 8 881 1762 3524 7048 285613 571226 1142452 2284904 251625053 503250106 1006500212 2013000424