Base | Representation |
---|---|
bin | 11101101000100011000… |
… | …11101110101101101001 |
3 | 10121100011020101002202021 |
4 | 32310101203232231221 |
5 | 113140234132000301 |
6 | 2055431102504441 |
7 | 133363663511365 |
oct | 16642143565551 |
9 | 3540136332667 |
10 | 1018201828201 |
11 | 3628a9429918 |
12 | 145401895121 |
13 | 7502927359c |
14 | 373d19b02a5 |
15 | 1b7446da8a1 |
hex | ed118eeb69 |
1018201828201 has 16 divisors (see below), whose sum is σ = 1055740055040. Its totient is φ = 980826555520.
The previous prime is 1018201828199. The next prime is 1018201828249. The reversal of 1018201828201 is 1028281028101.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 1018201828201 - 21 = 1018201828199 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1018201828801) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72426765 + ... + 72440821.
It is an arithmetic number, because the mean of its divisors is an integer number (65983753440).
Almost surely, 21018201828201 is an apocalyptic number.
It is an amenable number.
1018201828201 is a deficient number, since it is larger than the sum of its proper divisors (37538226839).
1018201828201 is a wasteful number, since it uses less digits than its factorization.
1018201828201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19664.
The product of its (nonzero) digits is 4096, while the sum is 34.
The spelling of 1018201828201 in words is "one trillion, eighteen billion, two hundred one million, eight hundred twenty-eight thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •