Search a number
-
+
8990486 = 233713339
BaseRepresentation
bin100010010010…
…111100010110
3121220202121222
4202102330112
54300143421
6520410342
7136263221
oct42227426
917822558
108990486
11509075a
1230169b2
131b2a21b
1412a05b8
15bc8cab
hex892f16

8990486 has 8 divisors (see below), whose sum is σ = 13526760. Its totient is φ = 4481568.

The previous prime is 8990459. The next prime is 8990497. The reversal of 8990486 is 6840998.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5996 + ... + 7343.

It is an arithmetic number, because the mean of its divisors is an integer number (1690845).

Almost surely, 28990486 is an apocalyptic number.

8990486 is a deficient number, since it is larger than the sum of its proper divisors (4536274).

8990486 is a wasteful number, since it uses less digits than its factorization.

8990486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13678.

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 8990486 is about 2998.4139140552. The cubic root of 8990486 is about 207.9350604720.

The spelling of 8990486 in words is "eight million, nine hundred ninety thousand, four hundred eighty-six".

Divisors: 1 2 337 674 13339 26678 4495243 8990486