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8996020 = 22511103397
BaseRepresentation
bin100010010100…
…010010110100
3121221001012221
4202110102310
54300333040
6520452124
7136315315
oct42242264
917831187
108996020
115094930
12301a044
131b2c8b7
1412a260c
15bca74a
hex8944b4

8996020 has 48 divisors (see below), whose sum is σ = 20861568. Its totient is φ = 3231360.

The previous prime is 8996017. The next prime is 8996027. The reversal of 8996020 is 206998.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8996027) 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, 22462 + ... + 22858.

It is an arithmetic number, because the mean of its divisors is an integer number (434616).

Almost surely, 28996020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8996020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10430784).

8996020 is an abundant number, since it is smaller than the sum of its proper divisors (11865548).

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

8996020 is a wasteful number, since it uses less digits than its factorization.

8996020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520 (or 518 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 8996020 is about 2999.3365933153. The cubic root of 8996020 is about 207.9777158079.

The spelling of 8996020 in words is "eight million, nine hundred ninety-six thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 103 110 206 220 397 412 515 794 1030 1133 1588 1985 2060 2266 3970 4367 4532 5665 7940 8734 11330 17468 21835 22660 40891 43670 81782 87340 163564 204455 408910 449801 817820 899602 1799204 2249005 4498010 8996020