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5120500 = 2253721119
BaseRepresentation
bin10011100010000111110100
3100122011000011
4103202013310
52302324000
6301430004
761344400
oct23420764
910564004
105120500
112988120
12186b304
1310a38a8
14974100
156b22ba
hex4e21f4

5120500 has 144 divisors (see below), whose sum is σ = 14938560. Its totient is φ = 1512000.

The previous prime is 5120491. The next prime is 5120503. The reversal of 5120500 is 50215.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5120503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 269491 + ... + 269509.

It is an arithmetic number, because the mean of its divisors is an integer number (103740).

Almost surely, 25120500 is an apocalyptic number.

5120500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5120500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7469280).

5120500 is an abundant number, since it is smaller than the sum of its proper divisors (9818060).

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

5120500 is a wasteful number, since it uses less digits than its factorization.

5120500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 13.

The square root of 5120500 is about 2262.8521825342. The cubic root of 5120500 is about 172.3603855269.

Adding to 5120500 its reverse (50215), we get a palindrome (5170715).

It can be divided in two parts, 5120 and 500, that multiplied together give a 4-th power (2560000 = 404).

The spelling of 5120500 in words is "five million, one hundred twenty thousand, five hundred".

Divisors: 1 2 4 5 7 10 11 14 19 20 22 25 28 35 38 44 49 50 55 70 76 77 95 98 100 110 125 133 140 154 175 190 196 209 220 245 250 266 275 308 350 380 385 418 475 490 500 532 539 550 665 700 770 836 875 931 950 980 1045 1078 1100 1225 1330 1375 1463 1540 1750 1862 1900 1925 2090 2156 2375 2450 2660 2695 2750 2926 3325 3500 3724 3850 4180 4655 4750 4900 5225 5390 5500 5852 6125 6650 7315 7700 9310 9500 9625 10241 10450 10780 12250 13300 13475 14630 16625 18620 19250 20482 20900 23275 24500 26125 26950 29260 33250 36575 38500 40964 46550 51205 52250 53900 66500 67375 73150 93100 102410 104500 116375 134750 146300 182875 204820 232750 256025 269500 365750 465500 512050 731500 1024100 1280125 2560250 5120500