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212026316 = 2253006579
BaseRepresentation
bin11001010001101…
…00001111001100
3112202222001102112
430220310033030
5413234320231
633012243152
75153123345
oct1450641714
9482861375
10212026316
11a9757567
125b0104b8
1334c08278
14202330cc
151393292b
hexca343cc

212026316 has 6 divisors (see below), whose sum is σ = 371046060. Its totient is φ = 106013156.

The previous prime is 212026313. The next prime is 212026319. The reversal of 212026316 is 613620212.

It is an interprime number because it is at equal distance from previous prime (212026313) and next prime (212026319).

It is a junction number, because it is equal to n+sod(n) for n = 212026291 and 212026300.

It is not an unprimeable number, because it can be changed into a prime (212026313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26503286 + ... + 26503293.

It is an arithmetic number, because the mean of its divisors is an integer number (61841010).

Almost surely, 2212026316 is an apocalyptic number.

It is an amenable number.

212026316 is a deficient number, since it is larger than the sum of its proper divisors (159019744).

212026316 is a wasteful number, since it uses less digits than its factorization.

212026316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53006583 (or 53006581 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 212026316 is about 14561.1234456686. The cubic root of 212026316 is about 596.2978669633.

Adding to 212026316 its reverse (613620212), we get a palindrome (825646528).

The spelling of 212026316 in words is "two hundred twelve million, twenty-six thousand, three hundred sixteen".

Divisors: 1 2 4 53006579 106013158 212026316