Search a number
-
+
5231310000 = 24354729859
BaseRepresentation
bin1001101111100111…
…10111010010110000
3111111120122002020020
410313303313102300
541203203410000
62223033043440
7243431254440
oct46763672260
914446562206
105231310000
112244a356a4
12101bb56580
13654a59207
14378ab4120
152093e7ba0
hex137cf74b0

5231310000 has 400 divisors, whose sum is σ = 19988601600. Its totient is φ = 1153152000.

The previous prime is 5231309999. The next prime is 5231310031. The reversal of 5231310000 is 131325.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (400).

It is a super-2 number, since 2×52313100002 = 54733208632200000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 6089571 + ... + 6090429.

It is an arithmetic number, because the mean of its divisors is an integer number (49971504).

Almost surely, 25231310000 is an apocalyptic number.

5231310000 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 5231310000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9994300800).

5231310000 is an abundant number, since it is smaller than the sum of its proper divisors (14757291600).

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

5231310000 is a wasteful number, since it uses less digits than its factorization.

5231310000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926 (or 905 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 5231310000 is about 72327.7954869357. The cubic root of 5231310000 is about 1735.9484276835.

Adding to 5231310000 its reverse (131325), we get a palindrome (5231441325).

The spelling of 5231310000 in words is "five billion, two hundred thirty-one million, three hundred ten thousand".