[go: up one dir, main page]

Search a number
-
+
5278230 = 2335113173
BaseRepresentation
bin10100001000101000010110
3100221011101000
4110020220112
52322400410
6305044130
762602266
oct24105026
910834330
105278230
112a85681
121926646
13112a619
149b57a6
156e3dc0
hex508a16

5278230 has 64 divisors (see below), whose sum is σ = 14281920. Its totient is φ = 1387008.

The previous prime is 5278223. The next prime is 5278237. The reversal of 5278230 is 328725.

It is an interprime number because it is at equal distance from previous prime (5278223) and next prime (5278237).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 5278194 and 5278203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5278237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30424 + ... + 30596.

It is an arithmetic number, because the mean of its divisors is an integer number (223155).

Almost surely, 25278230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5278230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7140960).

5278230 is an abundant number, since it is smaller than the sum of its proper divisors (9003690).

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

5278230 is a wasteful number, since it uses less digits than its factorization.

5278230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302 (or 296 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 5278230 is about 2297.4398795181. The cubic root of 5278230 is about 174.1122937445.

The spelling of 5278230 in words is "five million, two hundred seventy-eight thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 113 135 173 226 270 339 346 519 565 678 865 1017 1038 1130 1557 1695 1730 2034 2595 3051 3114 3390 4671 5085 5190 6102 7785 9342 10170 15255 15570 19549 23355 30510 39098 46710 58647 97745 117294 175941 195490 293235 351882 527823 586470 879705 1055646 1759410 2639115 5278230