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5980840 = 235149521
BaseRepresentation
bin10110110100001010101000
3102020212011121
4112310022220
53012341330
6332105024
7101556565
oct26641250
912225147
105980840
113415548
122005174
131315378
14b1986c
157d217a
hex5b42a8

5980840 has 16 divisors (see below), whose sum is σ = 13456980. Its totient is φ = 2392320.

The previous prime is 5980829. The next prime is 5980859. The reversal of 5980840 is 480895.

It can be written as a sum of positive squares in 2 ways, for example, as 5673924 + 306916 = 2382^2 + 554^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5980796 and 5980805.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74721 + ... + 74800.

Almost surely, 25980840 is an apocalyptic number.

It is an amenable number.

5980840 is an abundant number, since it is smaller than the sum of its proper divisors (7476140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5980840 is a wasteful number, since it uses less digits than its factorization.

5980840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149532 (or 149528 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 5980840 is about 2445.5755968688. The cubic root of 5980840 is about 181.5184306378.

Subtracting from 5980840 its reverse (480895), we obtain a palindrome (5499945).

The spelling of 5980840 in words is "five million, nine hundred eighty thousand, eight hundred forty".

Divisors: 1 2 4 5 8 10 20 40 149521 299042 598084 747605 1196168 1495210 2990420 5980840