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5430917 = 29187273
BaseRepresentation
bin10100101101111010000101
3101012220211002
4110231322011
52342242132
6312223045
764106402
oct24557205
911186732
105430917
11307a368
12199aa85
131181c7b
14a152a9
15724262
hex52de85

5430917 has 4 divisors (see below), whose sum is σ = 5618220. Its totient is φ = 5243616.

The previous prime is 5430913. The next prime is 5430923. The reversal of 5430917 is 7190345.

5430917 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7190345 = 51438069.

It can be written as a sum of positive squares in 2 ways, for example, as 1079521 + 4351396 = 1039^2 + 2086^2 .

It is a cyclic number.

It is not a de Polignac number, because 5430917 - 22 = 5430913 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 187273 = 5430917 / (5 + 4 + 3 + 0 + 9 + 1 + 7).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5430917.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5430913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93608 + ... + 93665.

It is an arithmetic number, because the mean of its divisors is an integer number (1404555).

Almost surely, 25430917 is an apocalyptic number.

It is an amenable number.

5430917 is a deficient number, since it is larger than the sum of its proper divisors (187303).

5430917 is a wasteful number, since it uses less digits than its factorization.

5430917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187302.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 5430917 is about 2330.4327924229. The cubic root of 5430917 is about 175.7752490152.

The spelling of 5430917 in words is "five million, four hundred thirty thousand, nine hundred seventeen".

Divisors: 1 29 187273 5430917