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16383090 = 235546103
BaseRepresentation
bin111110011111…
…110001110010
31010211100101010
4332133301302
513143224330
61343051350
7256153053
oct76376162
933740333
1016383090
11927a949
1255a0b56
133518049
14226672a
1516893b0
hexf9fc72

16383090 has 16 divisors (see below), whose sum is σ = 39319488. Its totient is φ = 4368816.

The previous prime is 16383089. The next prime is 16383113. The reversal of 16383090 is 9038361.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 546103 = 16383090 / (1 + 6 + 3 + 8 + 3 + 0 + 9 + 0).

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273022 + ... + 273081.

It is an arithmetic number, because the mean of its divisors is an integer number (2457468).

Almost surely, 216383090 is an apocalyptic number.

16383090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16383090 is an abundant number, since it is smaller than the sum of its proper divisors (22936398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16383090 is a wasteful number, since it uses less digits than its factorization.

16383090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546113.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 16383090 is about 4047.6029943659. The cubic root of 16383090 is about 253.9794659656.

The spelling of 16383090 in words is "sixteen million, three hundred eighty-three thousand, ninety".

Divisors: 1 2 3 5 6 10 15 30 546103 1092206 1638309 2730515 3276618 5461030 8191545 16383090