Search a number
-
+
212000313203 = 7178385325163
BaseRepresentation
bin1100010101110000110…
…1000000111101110011
3202021012122222202110222
43011130031000331303
511433134040010303
6241220330243255
721213364633610
oct3053415007563
9667178882428
10212000313203
11819aa717118
123510658652b
1316cb7563413
14a391b81507
1557abc57938
hex315c340f73

212000313203 has 32 divisors (see below), whose sum is σ = 259943717376. Its totient is φ = 168760124928.

The previous prime is 212000313197. The next prime is 212000313293. The reversal of 212000313203 is 302313000212.

212000313203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 212000313203 - 26 = 212000313139 is a prime.

It is a super-2 number, since 2×2120003132032 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (212000313293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8412500 + ... + 8437662.

It is an arithmetic number, because the mean of its divisors is an integer number (8123241168).

Almost surely, 2212000313203 is an apocalyptic number.

212000313203 is a deficient number, since it is larger than the sum of its proper divisors (47943404173).

212000313203 is a wasteful number, since it uses less digits than its factorization.

212000313203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26123.

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

Adding to 212000313203 its reverse (302313000212), we get a palindrome (514313313415).

The spelling of 212000313203 in words is "two hundred twelve billion, three hundred thirteen thousand, two hundred three".

Divisors: 1 7 17 83 119 581 853 1411 5971 9877 14501 25163 70799 101507 176141 427771 495593 1203583 2088529 2994397 8425081 14619703 21464039 35504993 150248273 248534951 364888663 1781515237 2554220641 12470606659 30285759029 212000313203