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5680029 = 397131149
BaseRepresentation
bin10101101010101110011101
3101200120112110
4111222232131
52423230104
6321424233
766164565
oct25525635
911616473
105680029
11322a543
121a9b079
13123b484
14a7bda5
15772e89
hex56ab9d

5680029 has 16 divisors (see below), whose sum is σ = 7761600. Its totient is φ = 3694080.

The previous prime is 5680019. The next prime is 5680049. The reversal of 5680029 is 9200865.

It is not a de Polignac number, because 5680029 - 211 = 5677981 is a prime.

It is an Ulam number.

It is a Curzon number.

5680029 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5679978 and 5680005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5680009) 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, 38047 + ... + 38195.

It is an arithmetic number, because the mean of its divisors is an integer number (485100).

Almost surely, 25680029 is an apocalyptic number.

It is an amenable number.

5680029 is a deficient number, since it is larger than the sum of its proper divisors (2081571).

5680029 is a wasteful number, since it uses less digits than its factorization.

5680029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 5680029 is about 2383.2811416197. The cubic root of 5680029 is about 178.4227317418.

The spelling of 5680029 in words is "five million, six hundred eighty thousand, twenty-nine".

Divisors: 1 3 97 131 149 291 393 447 12707 14453 19519 38121 43359 58557 1893343 5680029