Base | Representation |
---|---|
bin | 10001100111111… |
… | …01110000000000 |
3 | 101022012001100120 |
4 | 20303331300000 |
5 | 300321340000 |
6 | 22400420240 |
7 | 3443422260 |
oct | 1063756000 |
9 | 338161316 |
10 | 147840000 |
11 | 764a7420 |
12 | 41617680 |
13 | 248239b9 |
14 | 158c57a0 |
15 | cea46a0 |
hex | 8cfdc00 |
147840000 has 440 divisors, whose sum is σ = 613903488. Its totient is φ = 30720000.
The previous prime is 147839959. The next prime is 147840013. The reversal of 147840000 is 48741.
It is a tau number, because it is divible by the number of its divisors (440).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13439995 + ... + 13440005.
Almost surely, 2147840000 is an apocalyptic number.
147840000 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 147840000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306951744).
147840000 is an abundant number, since it is smaller than the sum of its proper divisors (466063488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147840000 is an equidigital number, since it uses as much as digits as its factorization.
147840000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61 (or 28 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 24.
The square root of 147840000 is about 12158.9473228565. The cubic root of 147840000 is about 528.7665633137.
Adding to 147840000 its reverse (48741), we get a palindrome (147888741).
The spelling of 147840000 in words is "one hundred forty-seven million, eight hundred forty thousand".
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