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213311319986 = 2189795619667
BaseRepresentation
bin1100011010101001011…
…0000110111110110010
3202101121000212210200202
43012222112012332302
511443330144214421
6241554401515202
721261024206042
oct3065226067662
9671530783622
10213311319986
11825127519a6
1235411642b02
131716605328b
14a477d29722
155836dbe10b
hex31aa586fb2

213311319986 has 8 divisors (see below), whose sum is σ = 319983895920. Its totient is φ = 106650021348.

The previous prime is 213311319979. The next prime is 213311320031. The reversal of 213311319986 is 689913113312.

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

It is a self number, because there is not a number n which added to its sum of digits gives 213311319986.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2771876 + ... + 2847791.

It is an arithmetic number, because the mean of its divisors is an integer number (39997986990).

Almost surely, 2213311319986 is an apocalyptic number.

213311319986 is a deficient number, since it is larger than the sum of its proper divisors (106672575934).

213311319986 is a wasteful number, since it uses less digits than its factorization.

213311319986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5638648.

The product of its digits is 209952, while the sum is 47.

The spelling of 213311319986 in words is "two hundred thirteen billion, three hundred eleven million, three hundred nineteen thousand, nine hundred eighty-six".

Divisors: 1 2 18979 37958 5619667 11239334 106655659993 213311319986