Base | Representation |
---|---|
bin | 1111100001110… |
… | …01111000000000 |
3 | 100002002220210020 |
4 | 13300321320000 |
5 | 231321313410 |
6 | 20531533440 |
7 | 3141124110 |
oct | 760717000 |
9 | 302086706 |
10 | 130260480 |
11 | 6758a699 |
12 | 3775a280 |
13 | 20caa20c |
14 | 1342b040 |
15 | b680a70 |
hex | 7c39e00 |
130260480 has 160 divisors (see below), whose sum is σ = 476112384. Its totient is φ = 29761536.
The previous prime is 130260433. The next prime is 130260491. The reversal of 130260480 is 84062031.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (160).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a zygodrome in base 2.
It is a self number, because there is not a number n which added to its sum of digits gives 130260480.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52549 + ... + 54971.
Almost surely, 2130260480 is an apocalyptic number.
130260480 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 130260480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238056192).
130260480 is an abundant number, since it is smaller than the sum of its proper divisors (345851904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130260480 is an equidigital number, since it uses as much as digits as its factorization.
130260480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2456 (or 2440 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 130260480 is about 11413.1713384142. The cubic root of 130260480 is about 506.9178194667.
The spelling of 130260480 in words is "one hundred thirty million, two hundred sixty thousand, four hundred eighty".
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