Search a number
-
+
5729620 = 2251322037
BaseRepresentation
bin10101110110110101010100
3101210002120011
4111312311110
52431321440
6322450004
766462301
oct25666524
911702504
105729620
113263826
121b03904
131257c10
14a920a8
157829ea
hex576d54

5729620 has 24 divisors (see below), whose sum is σ = 12958344. Its totient is φ = 2115456.

The previous prime is 5729609. The next prime is 5729657. The reversal of 5729620 is 269275.

It can be written as a sum of positive squares in 4 ways, for example, as 55696 + 5673924 = 236^2 + 2382^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10759 + ... + 11278.

It is an arithmetic number, because the mean of its divisors is an integer number (539931).

Almost surely, 25729620 is an apocalyptic number.

It is an amenable number.

5729620 is an abundant number, since it is smaller than the sum of its proper divisors (7228724).

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

5729620 is a wasteful number, since it uses less digits than its factorization.

5729620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22059 (or 22057 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 5729620 is about 2393.6624657625. The cubic root of 5729620 is about 178.9404835268.

It can be divided in two parts, 5 and 729620, that multiplied together give a square (3648100 = 19102).

The spelling of 5729620 in words is "five million, seven hundred twenty-nine thousand, six hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 22037 44074 88148 110185 220370 286481 440740 572962 1145924 1432405 2864810 5729620