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9054025 = 52362161
BaseRepresentation
bin100010100010…
…011101001001
3122000222210021
4202202131021
54304212100
6522020441
7136646401
oct42423511
918028707
109054025
115124472
123047721
131b50116
1412b9801
15bdca1a
hex8a2749

9054025 has 6 divisors (see below), whose sum is σ = 11227022. Its totient is φ = 7243200.

The previous prime is 9054007. The next prime is 9054029. The reversal of 9054025 is 5204509.

It can be written as a sum of positive squares in 3 ways, for example, as 149769 + 8904256 = 387^2 + 2984^2 .

It is not a de Polignac number, because 9054025 - 27 = 9053897 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 362161 = 9054025 / (9 + 0 + 5 + 4 + 0 + 2 + 5).

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9054029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 181056 + ... + 181105.

Almost surely, 29054025 is an apocalyptic number.

It is an amenable number.

9054025 is a deficient number, since it is larger than the sum of its proper divisors (2172997).

9054025 is a wasteful number, since it uses less digits than its factorization.

9054025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362171 (or 362166 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 9054025 is about 3008.9906945685. The cubic root of 9054025 is about 208.4237616323.

The spelling of 9054025 in words is "nine million, fifty-four thousand, twenty-five".

Divisors: 1 5 25 362161 1810805 9054025