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213214412313 = 32721074518499
BaseRepresentation
bin1100011010010010010…
…0011011111000011001
3202101100021112101100200
43012210210123320121
511443130342143223
6241541020452413
721255436413300
oct3064444337031
9671307471320
10213214412313
1182472a82811
12353a50aa109
131714bc53166
14a469101437
15582d62aa43
hex31a491be19

213214412313 has 36 divisors (see below), whose sum is σ = 361606518000. Its totient is φ = 120698118576.

The previous prime is 213214412311. The next prime is 213214412317. The reversal of 213214412313 is 313214412312.

213214412313 is a `hidden beast` number, since 2 + 1 + 3 + 214 + 412 + 31 + 3 = 666.

It is not a de Polignac number, because 213214412313 - 21 = 213214412311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213214412311) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2212063 + ... + 2306436.

It is an arithmetic number, because the mean of its divisors is an integer number (10044625500).

Almost surely, 2213214412313 is an apocalyptic number.

It is an amenable number.

213214412313 is a deficient number, since it is larger than the sum of its proper divisors (148392105687).

213214412313 is a wasteful number, since it uses less digits than its factorization.

213214412313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4518626 (or 4518616 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 213214412313 its reverse (313214412312), we get a palindrome (526428824625).

Subtracting 213214412313 from its reverse (313214412312), we obtain a palindrome (99999999999).

The spelling of 213214412313 in words is "two hundred thirteen billion, two hundred fourteen million, four hundred twelve thousand, three hundred thirteen".

Divisors: 1 3 7 9 21 49 63 107 147 321 441 749 963 2247 5243 6741 15729 47187 4518499 13555497 31629493 40666491 94888479 221406451 284665437 483479393 664219353 1450438179 1992658059 3384355751 4351314537 10153067253 23690490257 30459201759 71071470771 213214412313