Base | Representation |
---|---|
bin | 11100000010001110… |
… | …011110011011000101 |
3 | 2212200212110010212021 |
4 | 130002032132123011 |
5 | 443122120321013 |
6 | 21455000523141 |
7 | 2113646541121 |
oct | 340216363305 |
9 | 85625403767 |
10 | 30102120133 |
11 | 11847953438 |
12 | 5a011804b1 |
13 | 2ab959b907 |
14 | 1657c2c581 |
15 | bb2a9ba8d |
hex | 70239e6c5 |
30102120133 has 16 divisors (see below), whose sum is σ = 32399066880. Its totient is φ = 27865555200.
The previous prime is 30102120107. The next prime is 30102120161. The reversal of 30102120133 is 33102120103.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30102120133 is a prime.
It is a super-2 number, since 2×301021201332 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30102120163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478528 + ... + 537766.
It is an arithmetic number, because the mean of its divisors is an integer number (2024941680).
Almost surely, 230102120133 is an apocalyptic number.
It is an amenable number.
30102120133 is a deficient number, since it is larger than the sum of its proper divisors (2296946747).
30102120133 is a wasteful number, since it uses less digits than its factorization.
30102120133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59748.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 30102120133 its reverse (33102120103), we get a palindrome (63204240236).
The spelling of 30102120133 in words is "thirty billion, one hundred two million, one hundred twenty thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •