Base | Representation |
---|---|
bin | 1110010101000… |
… | …01101101000111 |
3 | 22101011210102010 |
4 | 13022201231013 |
5 | 221232400012 |
6 | 15532145303 |
7 | 2656453224 |
oct | 712415507 |
9 | 271153363 |
10 | 120200007 |
11 | 61939054 |
12 | 34308233 |
13 | 1bb96c85 |
14 | 11d6c94b |
15 | a844c3c |
hex | 72a1b47 |
120200007 has 8 divisors (see below), whose sum is σ = 163993984. Its totient is φ = 78269688.
The previous prime is 120199993. The next prime is 120200011. The reversal of 120200007 is 700002021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 120200007 - 210 = 120198983 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120199965 and 120200001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120200057) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465763 + ... + 466020.
It is an arithmetic number, because the mean of its divisors is an integer number (20499248).
Almost surely, 2120200007 is an apocalyptic number.
120200007 is a deficient number, since it is larger than the sum of its proper divisors (43793977).
120200007 is an equidigital number, since it uses as much as digits as its factorization.
120200007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 931829.
The product of its (nonzero) digits is 28, while the sum is 12.
The square root of 120200007 is about 10963.5763781715. The cubic root of 120200007 is about 493.5162959156.
Adding to 120200007 its reverse (700002021), we get a palindrome (820202028).
The spelling of 120200007 in words is "one hundred twenty million, two hundred thousand, seven".
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