Base | Representation |
---|---|
bin | 10010101010110111… |
… | …11011111010000110 |
3 | 221212112122110211100 |
4 | 21111123323322012 |
5 | 131011432234342 |
6 | 4334334320530 |
7 | 503246552565 |
oct | 112533737206 |
9 | 27775573740 |
10 | 10023321222 |
11 | 42839a3652 |
12 | 1b38959146 |
13 | c39794505 |
14 | 6b12b3bdc |
15 | 3d9e67e4c |
hex | 2556fbe86 |
10023321222 has 12 divisors (see below), whose sum is σ = 21717196020. Its totient is φ = 3341107068.
The previous prime is 10023321221. The next prime is 10023321223. The reversal of 10023321222 is 22212332001.
10023321222 is a `hidden beast` number, since 100 + 23 + 321 + 222 = 666.
It is an interprime number because it is at equal distance from previous prime (10023321221) and next prime (10023321223).
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 556851179 = 10023321222 / (1 + 0 + 0 + 2 + 3 + 3 + 2 + 1 + 2 + 2 + 2).
It is a junction number, because it is equal to n+sod(n) for n = 10023321195 and 10023321204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10023321221) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 278425572 + ... + 278425607.
It is an arithmetic number, because the mean of its divisors is an integer number (1809766335).
Almost surely, 210023321222 is an apocalyptic number.
10023321222 is an abundant number, since it is smaller than the sum of its proper divisors (11693874798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10023321222 is a wasteful number, since it uses less digits than its factorization.
10023321222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 556851187 (or 556851184 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 10023321222 its reverse (22212332001), we get a palindrome (32235653223).
The spelling of 10023321222 in words is "ten billion, twenty-three million, three hundred twenty-one thousand, two hundred twenty-two".
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