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5430769 = 17615237
BaseRepresentation
bin10100101101110111110001
3101012220121121
4110231313301
52342241034
6312222241
764106101
oct24556761
911186547
105430769
11307a243
12199a981
131181b96
14a15201
157241b4
hex52ddf1

5430769 has 8 divisors (see below), whose sum is σ = 5845608. Its totient is φ = 5026560.

The previous prime is 5430767. The next prime is 5430791. The reversal of 5430769 is 9670345.

It can be written as a sum of positive squares in 4 ways, for example, as 970225 + 4460544 = 985^2 + 2112^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5430769 - 21 = 5430767 is a prime.

It is a super-2 number, since 2×54307692 = 58986503862722, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5430767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1582 + ... + 3655.

It is an arithmetic number, because the mean of its divisors is an integer number (730701).

Almost surely, 25430769 is an apocalyptic number.

It is an amenable number.

5430769 is a deficient number, since it is larger than the sum of its proper divisors (414839).

5430769 is a wasteful number, since it uses less digits than its factorization.

5430769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5315.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 5430769 is about 2330.4010384481. The cubic root of 5430769 is about 175.7736522945.

The spelling of 5430769 in words is "five million, four hundred thirty thousand, seven hundred sixty-nine".

Divisors: 1 17 61 1037 5237 89029 319457 5430769