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211013303310 = 2345260510251
BaseRepresentation
bin1100010010000101011…
…1110111110000001110
3202011122212202110110000
43010201113313300032
511424123401201220
6240534351225130
721150051325005
oct3044127676016
9664585673400
10211013303310
1181543565a67
1234a8bb181a6
1316b8ac23ab4
14a2daa55c3c
155750290390
hex31215f7c0e

211013303310 has 40 divisors (see below), whose sum is σ = 567391328856. Its totient is φ = 56270214000.

The previous prime is 211013303279. The next prime is 211013303311. The reversal of 211013303310 is 13303310112.

It is a happy number.

211013303310 is a `hidden beast` number, since 2 + 1 + 1 + 0 + 1 + 330 + 331 + 0 = 666.

211013303310 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2110133033102 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211013303311) 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 19 ways as a sum of consecutive naturals, for example, 130254316 + ... + 130255935.

Almost surely, 2211013303310 is an apocalyptic number.

211013303310 is an abundant number, since it is smaller than the sum of its proper divisors (356378025546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211013303310 is a wasteful number, since it uses less digits than its factorization.

211013303310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260510270 (or 260510261 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 211013303310 its reverse (13303310112), we get a palindrome (224316613422).

The spelling of 211013303310 in words is "two hundred eleven billion, thirteen million, three hundred three thousand, three hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 270 405 810 260510251 521020502 781530753 1302551255 1563061506 2344592259 2605102510 3907653765 4689184518 7033776777 7815307530 11722961295 14067553554 21101330331 23445922590 35168883885 42202660662 70337767770 105506651655 211013303310