Search a number
-
+
4531310105200 = 245240188731849
BaseRepresentation
bin100000111110000011100…
…1000010001001001110000
3121001012002210101120000121
41001330013020101021300
51043220110341331300
613345353301300024
7645243042250144
oct101740710211160
917035083346017
104531310105200
11149779947256a
12612246704614
1326b3ba873c78
1411946099d224
157cd0a75181a
hex41f07211270

4531310105200 has 120 divisors (see below), whose sum is σ = 10926267861600. Its totient is φ = 1805908992000.

The previous prime is 4531310105093. The next prime is 4531310105209. The reversal of 4531310105200 is 25010131354.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4531310105209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142258876 + ... + 142290724.

It is an arithmetic number, because the mean of its divisors is an integer number (91052232180).

Almost surely, 24531310105200 is an apocalyptic number.

4531310105200 is a gapful number since it is divisible by the number (40) 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 4531310105200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5463133930800).

4531310105200 is an abundant number, since it is smaller than the sum of its proper divisors (6394957756400).

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

4531310105200 is a wasteful number, since it uses less digits than its factorization.

4531310105200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33155 (or 33144 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 4531310105200 its reverse (25010131354), we get a palindrome (4556320236554).

The spelling of 4531310105200 in words is "four trillion, five hundred thirty-one billion, three hundred ten million, one hundred five thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 401 802 887 1604 1774 2005 3208 3548 4010 4435 6416 7096 8020 8870 10025 14192 16040 17740 20050 22175 31849 32080 35480 40100 44350 63698 70960 80200 88700 127396 159245 160400 177400 254792 318490 354800 355687 509584 636980 711374 796225 1273960 1422748 1592450 1778435 2547920 2845496 3184900 3556870 5690992 6369800 7113740 8892175 12739600 12771449 14227480 17784350 25542898 28250063 28454960 35568700 51085796 56500126 63857245 71137400 102171592 113000252 127714490 141250315 142274800 204343184 226000504 255428980 282500630 319286225 452001008 510857960 565001260 638572450 706251575 1021715920 1130002520 1277144900 1412503150 2260005040 2554289800 2825006300 5108579600 5650012600 11300025200 11328275263 22656550526 45313101052 56641376315 90626202104 113282752630 181252404208 226565505260 283206881575 453131010520 566413763150 906262021040 1132827526300 2265655052600 4531310105200