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8742214 = 213336239
BaseRepresentation
bin100001010110…
…010101000110
3121110011001201
4201112111012
54214222324
6511213114
7134210335
oct41262506
917404051
108742214
114a31178
122b1719a
131a71210
141237d1c
15b7a444
hex856546

8742214 has 8 divisors (see below), whose sum is σ = 14122080. Its totient is φ = 4034856.

The previous prime is 8742197. The next prime is 8742259. The reversal of 8742214 is 4122478.

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

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, 168094 + ... + 168145.

It is an arithmetic number, because the mean of its divisors is an integer number (1765260).

Almost surely, 28742214 is an apocalyptic number.

8742214 is a deficient number, since it is larger than the sum of its proper divisors (5379866).

8742214 is a wasteful number, since it uses less digits than its factorization.

8742214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336254.

The product of its digits is 3584, while the sum is 28.

The square root of 8742214 is about 2956.7235244439. The cubic root of 8742214 is about 206.0031262290.

It can be divided in two parts, 874221 and 4, that added together give a square (874225 = 9352).

The spelling of 8742214 in words is "eight million, seven hundred forty-two thousand, two hundred fourteen".

Divisors: 1 2 13 26 336239 672478 4371107 8742214