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5312133120 = 21135723529
BaseRepresentation
bin1001111001010000…
…01011100000000000
3111201012201022201010
410330220023200000
541334401224440
62235041240520
7245432246400
oct47450134000
914635638633
105312133120
112286619268
121043033140
13668717148
14385712800
15211560580
hex13ca0b800

5312133120 has 288 divisors, whose sum is σ = 19774918800. Its totient is φ = 1213857792.

The previous prime is 5312133091. The next prime is 5312133137. The reversal of 5312133120 is 213312135.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1503516 + ... + 1507044.

Almost surely, 25312133120 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 5312133120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9887459400).

5312133120 is an abundant number, since it is smaller than the sum of its proper divisors (14462785680).

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

5312133120 is a wasteful number, since it uses less digits than its factorization.

5312133120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573 (or 3546 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 5312133120 is about 72884.3818660761. The cubic root of 5312133120 is about 1744.8428437325.

Adding to 5312133120 its reverse (213312135), we get a palindrome (5525445255).

The spelling of 5312133120 in words is "five billion, three hundred twelve million, one hundred thirty-three thousand, one hundred twenty".