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214974083 = 1971091239
BaseRepresentation
bin11001101000000…
…11111010000011
3112222111211000002
430310003322003
5420013132313
633155350215
75220151412
oct1464037203
9488454002
10214974083
11100390235
125bbb236b
13356cabcc
142079d479
1513d16058
hexcd03e83

214974083 has 4 divisors (see below), whose sum is σ = 216065520. Its totient is φ = 213882648.

The previous prime is 214974079. The next prime is 214974091. The reversal of 214974083 is 380479412.

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 214974083 - 22 = 214974079 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214974073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545423 + ... + 545816.

It is an arithmetic number, because the mean of its divisors is an integer number (54016380).

Almost surely, 2214974083 is an apocalyptic number.

214974083 is a deficient number, since it is larger than the sum of its proper divisors (1091437).

214974083 is a wasteful number, since it uses less digits than its factorization.

214974083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091436.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 214974083 is about 14661.9945096157. The cubic root of 214974083 is about 599.0485689476.

The spelling of 214974083 in words is "two hundred fourteen million, nine hundred seventy-four thousand, eighty-three".

Divisors: 1 197 1091239 214974083