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212060051 = 7277710909
BaseRepresentation
bin11001010001111…
…00011110010011
3112210000202200222
430220330132103
5413241410201
633013103255
75153323610
oct1450743623
9483022628
10212060051
11a977a945
125b027b2b
1334c1a728
1420241507
151393c91b
hexca3c793

212060051 has 8 divisors (see below), whose sum is σ = 242463840. Its totient is φ = 181683648.

The previous prime is 212060039. The next prime is 212060053. The reversal of 212060051 is 150060212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212060051 - 210 = 212059027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212060053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13985 + ... + 24893.

It is an arithmetic number, because the mean of its divisors is an integer number (30307980).

Almost surely, 2212060051 is an apocalyptic number.

212060051 is a deficient number, since it is larger than the sum of its proper divisors (30403789).

212060051 is a wasteful number, since it uses less digits than its factorization.

212060051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13693.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 212060051 is about 14562.2817923566. The cubic root of 212060051 is about 596.3294904620.

The spelling of 212060051 in words is "two hundred twelve million, sixty thousand, fifty-one".

Divisors: 1 7 2777 10909 19439 76363 30294293 212060051