Search a number
-
+
5028438220 = 2251319340147
BaseRepresentation
bin1001010111011011…
…11110000011001100
3110222102220010110121
410223231332003030
540244240010340
62150544514324
7235416006511
oct45355760314
913872803417
105028438220
112150471073
12b8401b9a4
13621a07a40
14359b85308
151e66c294a
hex12bb7e0cc

5028438220 has 24 divisors (see below), whose sum is σ = 11372007024. Its totient is φ = 1856654016.

The previous prime is 5028438203. The next prime is 5028438221. The reversal of 5028438220 is 228348205.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5028438221) 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, 9669814 + ... + 9670333.

It is an arithmetic number, because the mean of its divisors is an integer number (473833626).

Almost surely, 25028438220 is an apocalyptic number.

It is an amenable number.

5028438220 is an abundant number, since it is smaller than the sum of its proper divisors (6343568804).

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

5028438220 is a wasteful number, since it uses less digits than its factorization.

5028438220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19340169 (or 19340167 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 5028438220 is about 70911.4815809118. The cubic root of 5028438220 is about 1713.2117312227.

The spelling of 5028438220 in words is "five billion, twenty-eight million, four hundred thirty-eight thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 19340147 38680294 77360588 96700735 193401470 251421911 386802940 502843822 1005687644 1257109555 2514219110 5028438220