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212041083 = 31917321503
BaseRepresentation
bin11001010001101…
…11110101111011
3112202222210200110
430220313311323
5413240303313
633012435403
75153214402
oct1450676573
9482883613
10212041083
11a9767671
125b018b63
1334c11bc7
1420238639
1513936ec3
hexca37d7b

212041083 has 16 divisors (see below), whose sum is σ = 299335680. Its totient is φ = 133140384.

The previous prime is 212041057. The next prime is 212041087. The reversal of 212041083 is 380140212.

It is not a de Polignac number, because 212041083 - 28 = 212040827 is a prime.

It is a super-2 number, since 2×2120410832 = 89922841759625778, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212041087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 891 + ... + 20612.

It is an arithmetic number, because the mean of its divisors is an integer number (18708480).

Almost surely, 2212041083 is an apocalyptic number.

212041083 is a deficient number, since it is larger than the sum of its proper divisors (87294597).

212041083 is a wasteful number, since it uses less digits than its factorization.

212041083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21698.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 212041083 is about 14561.6305062311. The cubic root of 212041083 is about 596.3117100975.

Adding to 212041083 its reverse (380140212), we get a palindrome (592181295).

The spelling of 212041083 in words is "two hundred twelve million, forty-one thousand, eighty-three".

Divisors: 1 3 19 57 173 519 3287 9861 21503 64509 408557 1225671 3720019 11160057 70680361 212041083