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2013130630 = 25750956501
BaseRepresentation
bin111011111111101…
…1110111110000110
312012022001122001201
41313333132332012
513110330140010
6531432213114
7100613220340
oct16777367606
95168048051
102013130630
119433a5925
1248223a19a
132610c3b74
14151516290
15bbb0823a
hex77fdef86

2013130630 has 32 divisors (see below), whose sum is σ = 4149506880. Its totient is φ = 688848000.

The previous prime is 2013130583. The next prime is 2013130661. The reversal of 2013130630 is 360313102.

It is a junction number, because it is equal to n+sod(n) for n = 2013130598 and 2013130607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7380 + ... + 63880.

It is an arithmetic number, because the mean of its divisors is an integer number (129672090).

Almost surely, 22013130630 is an apocalyptic number.

2013130630 is an abundant number, since it is smaller than the sum of its proper divisors (2136376250).

2013130630 is a wasteful number, since it uses less digits than its factorization.

2013130630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57024.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 2013130630 is about 44867.9242889617. The cubic root of 2013130630 is about 1262.6722972379.

Adding to 2013130630 its reverse (360313102), we get a palindrome (2373443732).

The spelling of 2013130630 in words is "two billion, thirteen million, one hundred thirty thousand, six hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 509 1018 2545 3563 5090 7126 17815 35630 56501 113002 282505 395507 565010 791014 1977535 3955070 28759009 57518018 143795045 201313063 287590090 402626126 1006565315 2013130630