Base | Representation |
---|---|
bin | 1110010101000… |
… | …10011100010110 |
3 | 22101011221120002 |
4 | 13022202130112 |
5 | 221232444110 |
6 | 15532211302 |
7 | 2656465103 |
oct | 712423426 |
9 | 271157502 |
10 | 120203030 |
11 | 61940352 |
12 | 34309b32 |
13 | 1bb9846c |
14 | 11d6daaa |
15 | a845aa5 |
hex | 72a2716 |
120203030 has 16 divisors (see below), whose sum is σ = 217924560. Its totient is φ = 47734752.
The previous prime is 120203011. The next prime is 120203033. The reversal of 120203030 is 30302021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120203033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41849 + ... + 44628.
It is an arithmetic number, because the mean of its divisors is an integer number (13620285).
Almost surely, 2120203030 is an apocalyptic number.
120203030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120203030 is a deficient number, since it is larger than the sum of its proper divisors (97721530).
120203030 is a wasteful number, since it uses less digits than its factorization.
120203030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86623.
The product of its (nonzero) digits is 36, while the sum is 11.
The square root of 120203030 is about 10963.7142429014. The cubic root of 120203030 is about 493.5204331512.
Adding to 120203030 its reverse (30302021), we get a palindrome (150505051).
The spelling of 120203030 in words is "one hundred twenty million, two hundred three thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •