Base | Representation |
---|---|
bin | 110111111110100010… |
… | …1001001001100011101 |
3 | 102111021122111211220202 |
4 | 1233331011021030131 |
5 | 3432142241213041 |
6 | 131120155353245 |
7 | 11453626666553 |
oct | 1577505111435 |
9 | 374248454822 |
10 | 120210101021 |
11 | 46a8751712a |
12 | 1b36a152825 |
13 | b44989a1ba |
14 | 5b651d7bd3 |
15 | 31d8657a9b |
hex | 1bfd14931d |
120210101021 has 8 divisors (see below), whose sum is σ = 127296131904. Its totient is φ = 113125720000.
The previous prime is 120210101017. The next prime is 120210101051. The reversal of 120210101021 is 120101012021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 120210101021 - 22 = 120210101017 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120210100993 and 120210101011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120210101051) 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, 260855 + ... + 555396.
It is an arithmetic number, because the mean of its divisors is an integer number (15912016488).
Almost surely, 2120210101021 is an apocalyptic number.
It is an amenable number.
120210101021 is a deficient number, since it is larger than the sum of its proper divisors (7086030883).
120210101021 is an equidigital number, since it uses as much as digits as its factorization.
120210101021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 824931.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 120210101021 its reverse (120101012021), we get a palindrome (240311113042).
The spelling of 120210101021 in words is "one hundred twenty billion, two hundred ten million, one hundred one thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •