Base | Representation |
---|---|
bin | 10011101100001000… |
… | …000010100111011110 |
3 | 2000120101021101201221 |
4 | 103230020002213132 |
5 | 321244144300110 |
6 | 13413501323554 |
7 | 1345621635532 |
oct | 235410024736 |
9 | 60511241657 |
10 | 21141400030 |
11 | 8a69850833 |
12 | 41202665ba |
13 | 1cbbcc247a |
14 | 1047b1dbc2 |
15 | 83b07d7da |
hex | 4ec2029de |
21141400030 has 16 divisors (see below), whose sum is σ = 39083021280. Its totient is φ = 8228004192.
The previous prime is 21141399989. The next prime is 21141400037. The reversal of 21141400030 is 3000414112.
It is a junction number, because it is equal to n+sod(n) for n = 21141399977 and 21141400013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21141400037) 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, 28569090 + ... + 28569829.
It is an arithmetic number, because the mean of its divisors is an integer number (2442688830).
Almost surely, 221141400030 is an apocalyptic number.
21141400030 is a deficient number, since it is larger than the sum of its proper divisors (17941621250).
21141400030 is a wasteful number, since it uses less digits than its factorization.
21141400030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57138963.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 21141400030 its reverse (3000414112), we get a palindrome (24141814142).
The spelling of 21141400030 in words is "twenty-one billion, one hundred forty-one million, four hundred thousand, thirty".
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