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2097152 = 221
BaseRepresentation
bin1000000000000000000000
310221112202022
420000000000
51014102102
6112541012
723553101
oct10000000
93845668
102097152
111202692
12851768
13585725
143c83a8
152b65a2
hex200000

2097152 has 22 divisors (see below), whose sum is σ = 4194303. Its totient is φ = 1048576.

The previous prime is 2097143. The next prime is 2097169. The reversal of 2097152 is 2517902.

The cubic root of 2097152 is 128.

It is a perfect power (a cube, a 7-th power, a 21-st power), and thus also a powerful number.

It is a Jordan-Polya number, since it can be written as (2!)21.

It can be written as a sum of positive squares in only one way, i.e., 1048576 + 1048576 = 1024^2 + 1024^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=1024.

It is a super-2 number, since 2×20971522 = 8796093022208, which contains 22 as substring.

It is a Duffinian number.

It is an enlightened number because it begins with the concatenation of its prime factors (2).

It is a nialpdrome in base 2, base 4, base 8 and base 16.

It is an unprimeable number.

In principle, a polygon with 2097152 sides can be constructed with ruler and compass.

It is an impolite number, since it cannot be written as a nontrivial sum of consecutive naturals.

22097152 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 2097152

2097152 is a deficient number, since it is larger than the sum of its proper divisors (2097151).

2097152 is an frugal number, since it uses more digits than its factorization.

2097152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42 (or 2 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 2097152 is about 1448.1546878700.

The spelling of 2097152 in words is "two million, ninety-seven thousand, one hundred fifty-two".