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212075054 = 2432465989
BaseRepresentation
bin11001010010000…
…00001000101110
3112210001112021122
430221000020232
5413242400204
633013300542
75153415422
oct1451001056
9483045248
10212075054
11a9790144
125b034752
1334c244c9
1420246b82
15139420be
hexca4022e

212075054 has 8 divisors (see below), whose sum is σ = 325510680. Its totient is φ = 103571496.

The previous prime is 212075029. The next prime is 212075063. The reversal of 212075054 is 450570212.

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

It is a Curzon number.

It is a congruent number.

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, 1232909 + ... + 1233080.

It is an arithmetic number, because the mean of its divisors is an integer number (40688835).

Almost surely, 2212075054 is an apocalyptic number.

212075054 is a deficient number, since it is larger than the sum of its proper divisors (113435626).

212075054 is a wasteful number, since it uses less digits than its factorization.

212075054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2466034.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 212075054 is about 14562.7969154280. The cubic root of 212075054 is about 596.3435533345.

The spelling of 212075054 in words is "two hundred twelve million, seventy-five thousand, fifty-four".

Divisors: 1 2 43 86 2465989 4931978 106037527 212075054