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9006490 = 25900649
BaseRepresentation
bin100010010110…
…110110011010
3121221120120201
4202112312122
54301201430
6521012414
7136360663
oct42266632
917846521
109006490
1150a1789
12302410a
131b345ac
1412a636a
15bcd8ca
hex896d9a

9006490 has 8 divisors (see below), whose sum is σ = 16211700. Its totient is φ = 3602592.

The previous prime is 9006457. The next prime is 9006493. The reversal of 9006490 is 946009.

9006490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8803089 + 203401 = 2967^2 + 451^2 .

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

It is a super-2 number, since 2×90064902 = 162233724240200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9006493) 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, 450315 + ... + 450334.

Almost surely, 29006490 is an apocalyptic number.

9006490 is a deficient number, since it is larger than the sum of its proper divisors (7205210).

9006490 is a wasteful number, since it uses less digits than its factorization.

9006490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900656.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 9006490 is about 3001.0814717365. The cubic root of 9006490 is about 208.0583693436.

The spelling of 9006490 in words is "nine million, six thousand, four hundred ninety".

Divisors: 1 2 5 10 900649 1801298 4503245 9006490