Base | Representation |
---|---|
bin | 1011101001001000111… |
… | …1011000100101001001 |
3 | 201010021212200111120001 |
4 | 2322102033120211021 |
5 | 11234121113030433 |
6 | 231515553403001 |
7 | 20310505651522 |
oct | 2722217304511 |
9 | 633255614501 |
10 | 200022001993 |
11 | 77913229670 |
12 | 32922b69461 |
13 | 15b28a538c8 |
14 | 9976dab849 |
15 | 530a36d57d |
hex | 2e923d8949 |
200022001993 has 16 divisors (see below), whose sum is σ = 222387552000. Its totient is φ = 178369660800.
The previous prime is 200022001979. The next prime is 200022002021. The reversal of 200022001993 is 399100220002.
It is not a de Polignac number, because 200022001993 - 217 = 200021870921 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (200022001943) 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, 159868 + ... + 652381.
It is an arithmetic number, because the mean of its divisors is an integer number (13899222000).
Almost surely, 2200022001993 is an apocalyptic number.
It is an amenable number.
200022001993 is a deficient number, since it is larger than the sum of its proper divisors (22365550007).
200022001993 is a wasteful number, since it uses less digits than its factorization.
200022001993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 812688.
The product of its (nonzero) digits is 1944, while the sum is 28.
Adding to 200022001993 its reverse (399100220002), we get a palindrome (599122221995).
The spelling of 200022001993 in words is "two hundred billion, twenty-two million, one thousand, nine hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •