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213437306011003 = 2053103963617151
BaseRepresentation
bin110000100001111010111110…
…110011100111110101111011
31000222201101222211112200011221
4300201322332303213311323
5210433424100314323003
62033535424511332511
762646223262001544
oct6041727663476573
91028641884480157
10213437306011003
116200a286a42698
121bb316b5b21137
139213089477449
143a9c5c66ad4cb
1519a1eda35c7bd
hexc21ebece7d7b

213437306011003 has 4 divisors (see below), whose sum is σ = 213541269630208. Its totient is φ = 213333342391800.

The previous prime is 213437306010977. The next prime is 213437306011079. The reversal of 213437306011003 is 300110603734312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-213437306011003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213437306011003.

It is not an unprimeable number, because it can be changed into a prime (213437306011703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51981806523 + ... + 51981810628.

It is an arithmetic number, because the mean of its divisors is an integer number (53385317407552).

Almost surely, 2213437306011003 is an apocalyptic number.

213437306011003 is a deficient number, since it is larger than the sum of its proper divisors (103963619205).

213437306011003 is a wasteful number, since it uses less digits than its factorization.

213437306011003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103963619204.

The product of its (nonzero) digits is 27216, while the sum is 34.

Adding to 213437306011003 its reverse (300110603734312), we get a palindrome (513547909745315).

The spelling of 213437306011003 in words is "two hundred thirteen trillion, four hundred thirty-seven billion, three hundred six million, eleven thousand, three".

Divisors: 1 2053 103963617151 213437306011003