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2002538613 = 317187920897
BaseRepresentation
bin111011101011100…
…0101000001110101
312011120010111112210
41313113011001311
513100122213423
6530413204033
7100424203665
oct16727050165
95146114483
102002538613
11938420999
1247a790619
1325bb559ba
1414dd5a1a5
15bac14b93
hex775c5075

2002538613 has 16 divisors (see below), whose sum is σ = 2828753280. Its totient is φ = 1255766016.

The previous prime is 2002538567. The next prime is 2002538633. The reversal of 2002538613 is 3168352002.

It is not a de Polignac number, because 2002538613 - 28 = 2002538357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002538633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85381 + ... + 106277.

It is an arithmetic number, because the mean of its divisors is an integer number (176797080).

Almost surely, 22002538613 is an apocalyptic number.

It is an amenable number.

2002538613 is a deficient number, since it is larger than the sum of its proper divisors (826214667).

2002538613 is a wasteful number, since it uses less digits than its factorization.

2002538613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22796.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 2002538613 is about 44749.7331053494. The cubic root of 2002538613 is about 1260.4538998345.

The spelling of 2002538613 in words is "two billion, two million, five hundred thirty-eight thousand, six hundred thirteen".

Divisors: 1 3 17 51 1879 5637 20897 31943 62691 95829 355249 1065747 39265463 117796389 667512871 2002538613