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5780830 = 251152553
BaseRepresentation
bin10110000011010101011110
3101212200210211
4112003111132
52434441310
6323523034
7100064506
oct26032536
911780724
105780830
113299250
121b2947a
131275313
14aa6a06
15792c8a
hex58355e

5780830 has 16 divisors (see below), whose sum is σ = 11351664. Its totient is φ = 2102080.

The previous prime is 5780821. The next prime is 5780837. The reversal of 5780830 is 380875.

It is a junction number, because it is equal to n+sod(n) for n = 5780792 and 5780801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5780837) 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, 26167 + ... + 26386.

It is an arithmetic number, because the mean of its divisors is an integer number (709479).

Almost surely, 25780830 is an apocalyptic number.

5780830 is a deficient number, since it is larger than the sum of its proper divisors (5570834).

5780830 is a wasteful number, since it uses less digits than its factorization.

5780830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52571.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 5780830 is about 2404.3356670814. The cubic root of 5780830 is about 179.4720124581.

The spelling of 5780830 in words is "five million, seven hundred eighty thousand, eight hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 52553 105106 262765 525530 578083 1156166 2890415 5780830