Base | Representation |
---|---|
bin | 1110010011110… |
… | …00001100110000 |
3 | 22100212011012120 |
4 | 13021320030300 |
5 | 221211430000 |
6 | 15524354240 |
7 | 2655144456 |
oct | 711701460 |
9 | 270764176 |
10 | 120030000 |
11 | 61832352 |
12 | 34245980 |
13 | 1bb3778c |
14 | 11d269d6 |
15 | a80e6a0 |
hex | 7278330 |
120030000 has 100 divisors (see below), whose sum is σ = 387569688. Its totient is φ = 32000000.
The previous prime is 120029977. The next prime is 120030007. The reversal of 120030000 is 30021.
It is a tau number, because it is divible by the number of its divisors (100).
It is a Harshad number since it is a multiple of its sum of digits (6).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is not an unprimeable number, because it can be changed into a prime (120030007) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28000 + ... + 32000.
Almost surely, 2120030000 is an apocalyptic number.
120030000 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 120030000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193784844).
120030000 is an abundant number, since it is smaller than the sum of its proper divisors (267539688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120030000 is an equidigital number, since it uses as much as digits as its factorization.
120030000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4032 (or 4011 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 6.
The square root of 120030000 is about 10955.8203709261. The cubic root of 120030000 is about 493.2835149758.
Adding to 120030000 its reverse (30021), we get a palindrome (120060021).
It can be divided in two parts, 1200 and 30000, that multiplied together give a square (36000000 = 60002).
The spelling of 120030000 in words is "one hundred twenty million, thirty thousand".
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