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5231541200 = 245213078853
BaseRepresentation
bin1001101111101001…
…01111101111010000
3111111121001211101012
410313310233233100
541203233304300
62223042030052
7243433236464
oct46764575720
914447054335
105231541200
112245083376
121020048328
13654b0a512
14378b344a4
15209441435
hex137d2fbd0

5231541200 has 30 divisors (see below), whose sum is σ = 12568778694. Its totient is φ = 2092616320.

The previous prime is 5231541191. The next prime is 5231541229. The reversal of 5231541200 is 21451325.

It can be written as a sum of positive squares in 3 ways, for example, as 683927104 + 4547614096 = 26152^2 + 67436^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6539027 + ... + 6539826.

Almost surely, 25231541200 is an apocalyptic number.

5231541200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5231541200 is an abundant number, since it is smaller than the sum of its proper divisors (7337237494).

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

5231541200 is a wasteful number, since it uses less digits than its factorization.

5231541200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13078871 (or 13078860 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 5231541200 is about 72329.3937483234. The cubic root of 5231541200 is about 1735.9740009698.

Adding to 5231541200 its reverse (21451325), we get a palindrome (5252992525).

The spelling of 5231541200 in words is "five billion, two hundred thirty-one million, five hundred forty-one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 13078853 26157706 52315412 65394265 104630824 130788530 209261648 261577060 326971325 523154120 653942650 1046308240 1307885300 2615770600 5231541200