Base | Representation |
---|---|
bin | 100111011111001… |
… | …0111100000110000 |
3 | 10102100011120000000 |
4 | 1032332113200300 |
5 | 10203143101310 |
6 | 335250430000 |
7 | 44556035235 |
oct | 11676274060 |
9 | 3370146000 |
10 | 1324972080 |
11 | 61aa04153 |
12 | 30b892300 |
13 | 18166c563 |
14 | c7d8178c |
15 | 7b4c44c0 |
hex | 4ef97830 |
1324972080 has 160 divisors (see below), whose sum is σ = 4620745920. Its totient is φ = 353279232.
The previous prime is 1324972067. The next prime is 1324972081. The reversal of 1324972080 is 802794231.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (1324972081) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171174 + ... + 178746.
It is an arithmetic number, because the mean of its divisors is an integer number (28879662).
Almost surely, 21324972080 is an apocalyptic number.
1324972080 is a gapful number since it is divisible by the number (10) 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 1324972080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2310372960).
1324972080 is an abundant number, since it is smaller than the sum of its proper divisors (3295773840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1324972080 is an frugal number, since it uses more digits than its factorization.
1324972080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7607 (or 7583 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 1324972080 is about 36400.1659336877. The cubic root of 1324972080 is about 1098.3369027976.
The spelling of 1324972080 in words is "one billion, three hundred twenty-four million, nine hundred seventy-two thousand, eighty".
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