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212113060 = 22538327691
BaseRepresentation
bin11001010010010…
…01011010100100
3112210010110102021
430221021122210
5413300104220
633014152524
75153634265
oct1451113244
9483113367
10212113060
11a9806755
125b052744
1334c388b3
142025696c
151394d4aa
hexca496a4

212113060 has 24 divisors (see below), whose sum is σ = 446616576. Its totient is φ = 84620640.

The previous prime is 212113039. The next prime is 212113073. The reversal of 212113060 is 60311212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6186 + ... + 21505.

It is an arithmetic number, because the mean of its divisors is an integer number (18609024).

Almost surely, 2212113060 is an apocalyptic number.

212113060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212113060 is an abundant number, since it is smaller than the sum of its proper divisors (234503516).

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

212113060 is a wasteful number, since it uses less digits than its factorization.

212113060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28083 (or 28081 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 212113060 is about 14564.1017574034. The cubic root of 212113060 is about 596.3791748104.

Adding to 212113060 its reverse (60311212), we get a palindrome (272424272).

The spelling of 212113060 in words is "two hundred twelve million, one hundred thirteen thousand, sixty".

Divisors: 1 2 4 5 10 20 383 766 1532 1915 3830 7660 27691 55382 110764 138455 276910 553820 10605653 21211306 42422612 53028265 106056530 212113060