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212052068 = 2261985643
BaseRepresentation
bin11001010001110…
…10100001100100
3112210000100202022
430220322201210
5413241131233
633013002312
75153261414
oct1450724144
9483010668
10212052068
11a9774948
125b023398
1334c16bc7
142023c644
151393a398
hexca3a864

212052068 has 12 divisors (see below), whose sum is σ = 371694960. Its totient is φ = 105853512.

The previous prime is 212052053. The next prime is 212052073. The reversal of 212052068 is 860250212.

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, 40346 + ... + 45297.

It is an arithmetic number, because the mean of its divisors is an integer number (30974580).

Almost surely, 2212052068 is an apocalyptic number.

It is an amenable number.

212052068 is a deficient number, since it is larger than the sum of its proper divisors (159642892).

212052068 is a wasteful number, since it uses less digits than its factorization.

212052068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86266 (or 86264 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 212052068 is about 14562.0076912492. The cubic root of 212052068 is about 596.3220074275.

The spelling of 212052068 in words is "two hundred twelve million, fifty-two thousand, sixty-eight".

Divisors: 1 2 4 619 1238 2476 85643 171286 342572 53013017 106026034 212052068