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8009898 = 2313103997
BaseRepresentation
bin11110100011100010101010
3120001221111220
4132203202222
54022304043
6443402510
7125040321
oct36434252
916057456
108009898
114580a56
122823436
131875ab0
1410c70b8
15a83483
hex7a38aa

8009898 has 32 divisors (see below), whose sum is σ = 17437056. Its totient is φ = 2438208.

The previous prime is 8009893. The next prime is 8009927. The reversal of 8009898 is 8989008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8009893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7536 + ... + 8532.

It is an arithmetic number, because the mean of its divisors is an integer number (544908).

Almost surely, 28009898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8009898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8718528).

8009898 is an abundant number, since it is smaller than the sum of its proper divisors (9427158).

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

8009898 is a wasteful number, since it uses less digits than its factorization.

8009898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118.

The product of its (nonzero) digits is 41472, while the sum is 42.

The square root of 8009898 is about 2830.1763195957. The cubic root of 8009898 is about 200.0824493392.

The spelling of 8009898 in words is "eight million, nine thousand, eight hundred ninety-eight".

Divisors: 1 2 3 6 13 26 39 78 103 206 309 618 997 1339 1994 2678 2991 4017 5982 8034 12961 25922 38883 77766 102691 205382 308073 616146 1334983 2669966 4004949 8009898