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2203132013 = 79149318679
BaseRepresentation
bin1000001101010001…
…0010000001101101
312200112120200221222
42003110102001231
514003000211023
61002340433125
7105411212255
oct20324220155
95615520858
102203132013
11a30679765
125159a87a5
1329158a114
1416c854965
15cd639cc8
hex8351206d

2203132013 has 8 divisors (see below), whose sum is σ = 2232633600. Its totient is φ = 2173670928.

The previous prime is 2203131979. The next prime is 2203132031. The reversal of 2203132013 is 3102313022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2203132013 - 210 = 2203130989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2203131982 and 2203132000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203132313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108608 + ... + 127286.

It is an arithmetic number, because the mean of its divisors is an integer number (279079200).

Almost surely, 22203132013 is an apocalyptic number.

It is an amenable number.

2203132013 is a deficient number, since it is larger than the sum of its proper divisors (29501587).

2203132013 is a wasteful number, since it uses less digits than its factorization.

2203132013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20251.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2203132013 is about 46937.5330945289. The cubic root of 2203132013 is about 1301.2083465169.

Adding to 2203132013 its reverse (3102313022), we get a palindrome (5305445035).

The spelling of 2203132013 in words is "two billion, two hundred three million, one hundred thirty-two thousand, thirteen".

Divisors: 1 79 1493 18679 117947 1475641 27887747 2203132013