Search a number
-
+
798020 = 22539901
BaseRepresentation
bin11000010110101000100
31111112200022
43002311010
5201014040
625034312
76532406
oct3026504
91445608
10798020
114a5623
12325998
1321c302
1416ab76
1510b6b5
hexc2d44

798020 has 12 divisors (see below), whose sum is σ = 1675884. Its totient is φ = 319200.

The previous prime is 797987. The next prime is 798023. The reversal of 798020 is 20897.

It can be written as a sum of positive squares in 2 ways, for example, as 135424 + 662596 = 368^2 + 814^2 .

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (798023) 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, 19931 + ... + 19970.

It is an arithmetic number, because the mean of its divisors is an integer number (139657).

2798020 is an apocalyptic number.

It is an amenable number.

798020 is an abundant number, since it is smaller than the sum of its proper divisors (877864).

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

798020 is a wasteful number, since it uses less digits than its factorization.

798020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39910 (or 39908 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 798020 is about 893.3196516365. The cubic root of 798020 is about 92.7551271859.

It can be divided in two parts, 7980 and 20, that added together give a cube (8000 = 203).

The spelling of 798020 in words is "seven hundred ninety-eight thousand, twenty".

Divisors: 1 2 4 5 10 20 39901 79802 159604 199505 399010 798020