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5122128 = 2431189109
BaseRepresentation
bin10011100010100001010000
3100122020020110
4103202201100
52302402003
6301441320
761352214
oct23424120
910566213
105122128
112989370
121870240
1310a455b
14974944
156b2a03
hex4e2850

5122128 has 80 divisors (see below), whose sum is σ = 14731200. Its totient is φ = 1520640.

The previous prime is 5122127. The next prime is 5122141. The reversal of 5122128 is 8212215.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5122121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46938 + ... + 47046.

It is an arithmetic number, because the mean of its divisors is an integer number (184140).

Almost surely, 25122128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5122128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7365600).

5122128 is an abundant number, since it is smaller than the sum of its proper divisors (9609072).

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

5122128 is a wasteful number, since it uses less digits than its factorization.

5122128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 214 counting only the distinct ones).

The product of its digits is 320, while the sum is 21.

The square root of 5122128 is about 2263.2118769572. The cubic root of 5122128 is about 172.3786502130.

The spelling of 5122128 in words is "five million, one hundred twenty-two thousand, one hundred twenty-eight".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 88 89 109 132 176 178 218 264 267 327 356 436 528 534 654 712 872 979 1068 1199 1308 1424 1744 1958 2136 2398 2616 2937 3597 3916 4272 4796 5232 5874 7194 7832 9592 9701 11748 14388 15664 19184 19402 23496 28776 29103 38804 46992 57552 58206 77608 106711 116412 155216 213422 232824 320133 426844 465648 640266 853688 1280532 1707376 2561064 5122128