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8938142 = 218124691
BaseRepresentation
bin100010000110…
…001010011110
3121211002211022
4202012022132
54242010032
6515324142
7135654503
oct42061236
917732738
108938142
1150553a4
122bb0652
131b0c455
1412894aa
15bb8512
hex88629e

8938142 has 8 divisors (see below), whose sum is σ = 13481832. Its totient is φ = 4444200.

The previous prime is 8938129. The next prime is 8938157. The reversal of 8938142 is 2418398.

It is a happy number.

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, 11984 + ... + 12707.

It is an arithmetic number, because the mean of its divisors is an integer number (1685229).

Almost surely, 28938142 is an apocalyptic number.

8938142 is a deficient number, since it is larger than the sum of its proper divisors (4543690).

8938142 is a wasteful number, since it uses less digits than its factorization.

8938142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24874.

The product of its digits is 13824, while the sum is 35.

The square root of 8938142 is about 2989.6725573213. The cubic root of 8938142 is about 207.5307314042.

The spelling of 8938142 in words is "eight million, nine hundred thirty-eight thousand, one hundred forty-two".

Divisors: 1 2 181 362 24691 49382 4469071 8938142