Base | Representation |
---|---|
bin | 1110010100010… |
… | …01100010011111 |
3 | 22100222202122001 |
4 | 13022021202133 |
5 | 221221213043 |
6 | 15530103131 |
7 | 2655561520 |
oct | 712114237 |
9 | 270882561 |
10 | 120101023 |
11 | 61880749 |
12 | 3427aaa7 |
13 | 1bb60bc3 |
14 | 11d44847 |
15 | a82574d |
hex | 728989f |
120101023 has 4 divisors (see below), whose sum is σ = 137258320. Its totient is φ = 102943728.
The previous prime is 120101011. The next prime is 120101053. The reversal of 120101023 is 320101021.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320101021 = 149 ⋅2148329.
It is a cyclic number.
It is not a de Polignac number, because 120101023 - 213 = 120092831 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120101053) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8578638 + ... + 8578651.
It is an arithmetic number, because the mean of its divisors is an integer number (34314580).
Almost surely, 2120101023 is an apocalyptic number.
120101023 is a deficient number, since it is larger than the sum of its proper divisors (17157297).
120101023 is an equidigital number, since it uses as much as digits as its factorization.
120101023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17157296.
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 120101023 is about 10959.0612280432. The cubic root of 120101023 is about 493.3807894552.
Adding to 120101023 its reverse (320101021), we get a palindrome (440202044).
The spelling of 120101023 in words is "one hundred twenty million, one hundred one thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •