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210212299964 = 22215232441717
BaseRepresentation
bin1100001111000110100…
…0010010010010111100
3202002121001112021102102
43003301220102102330
511421003322044324
6240323055044232
721121154032202
oct3036150222274
9662531467372
10210212299964
11811723aa327
12348a7810678
1316a90cac314
14a262509072
155704cbadae
hex30f1a124bc

210212299964 has 12 divisors (see below), whose sum is σ = 367888767624. Its totient is φ = 105101223504.

The previous prime is 210212299937. The next prime is 210212300059. The reversal of 210212299964 is 469992212012.

It is a happy number.

210212299964 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2102122999642 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1134767 + ... + 1306950.

It is an arithmetic number, because the mean of its divisors is an integer number (30657397302).

Almost surely, 2210212299964 is an apocalyptic number.

It is an amenable number.

210212299964 is a deficient number, since it is larger than the sum of its proper divisors (157676467660).

210212299964 is a wasteful number, since it uses less digits than its factorization.

210212299964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2463244 (or 2463242 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 47.

The spelling of 210212299964 in words is "two hundred ten billion, two hundred twelve million, two hundred ninety-nine thousand, nine hundred sixty-four".

Divisors: 1 2 4 21523 43046 86092 2441717 4883434 9766868 52553074991 105106149982 210212299964