Base | Representation |
---|---|
bin | 10101101000000101… |
… | …000110010001000010 |
3 | 2012221022102012011101 |
4 | 111220011012101002 |
5 | 340024034101310 |
6 | 14400110405014 |
7 | 1451303162110 |
oct | 255005062102 |
9 | 65838365141 |
10 | 23221003330 |
11 | 9936718548 |
12 | 460080076a |
13 | 2260abb475 |
14 | 11a3dbaab0 |
15 | 90d91743a |
hex | 568146442 |
23221003330 has 32 divisors (see below), whose sum is σ = 50283077760. Its totient is φ = 7542460800.
The previous prime is 23221003301. The next prime is 23221003331. The reversal of 23221003330 is 3330012232.
It is a happy number.
It is a super-3 number, since 3×232210033303 (a number of 32 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a junction number, because it is equal to n+sod(n) for n = 23221003298 and 23221003307.
It is not an unprimeable number, because it can be changed into a prime (23221003331) 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, 8728371 + ... + 8731030.
It is an arithmetic number, because the mean of its divisors is an integer number (1571346180).
Almost surely, 223221003330 is an apocalyptic number.
23221003330 is an abundant number, since it is smaller than the sum of its proper divisors (27062074430).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23221003330 is a wasteful number, since it uses less digits than its factorization.
23221003330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17459434.
The product of its (nonzero) digits is 648, while the sum is 19.
Adding to 23221003330 its reverse (3330012232), we get a palindrome (26551015562).
The spelling of 23221003330 in words is "twenty-three billion, two hundred twenty-one million, three thousand, three hundred thirty".
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