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214788083 = 2111017953
BaseRepresentation
bin11001100110101…
…10011111110011
3112222011100212012
430303112133303
5414441204313
633151353135
75215445216
oct1463263763
9488140765
10214788083
11100273514
125bb227ab
1335664353
142075177d
1513ccada8
hexccd67f3

214788083 has 4 divisors (see below), whose sum is σ = 215806248. Its totient is φ = 213769920.

The previous prime is 214788059. The next prime is 214788109. The reversal of 214788083 is 380887412.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 214788083 - 26 = 214788019 is a prime.

It is a super-2 number, since 2×2147880832 = 92267841197629778, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 214788083.

It is not an unprimeable number, because it can be changed into a prime (214788043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508766 + ... + 509187.

It is an arithmetic number, because the mean of its divisors is an integer number (53951562).

Almost surely, 2214788083 is an apocalyptic number.

214788083 is a deficient number, since it is larger than the sum of its proper divisors (1018165).

214788083 is a wasteful number, since it uses less digits than its factorization.

214788083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018164.

The product of its (nonzero) digits is 86016, while the sum is 41.

The square root of 214788083 is about 14655.6502073432. The cubic root of 214788083 is about 598.8757493796.

The spelling of 214788083 in words is "two hundred fourteen million, seven hundred eighty-eight thousand, eighty-three".

Divisors: 1 211 1017953 214788083