Base | Representation |
---|---|
bin | 10100101110011001… |
… | …010101110101000110 |
3 | 2010102212101021200200 |
4 | 110232121111311012 |
5 | 331033311401210 |
6 | 14120055551330 |
7 | 1415312226513 |
oct | 245631256506 |
9 | 63385337620 |
10 | 22253231430 |
11 | 948a407161 |
12 | 439068b546 |
13 | 2138456481 |
14 | 111165c30a |
15 | 8a39a00c0 |
hex | 52e655d46 |
22253231430 has 96 divisors (see below), whose sum is σ = 59532913440. Its totient is φ = 5763985920.
The previous prime is 22253231411. The next prime is 22253231449. The reversal of 22253231430 is 3413235222.
22253231430 is a `hidden beast` number, since 2 + 225 + 3 + 2 + 3 + 1 + 430 = 666.
It is an interprime number because it is at equal distance from previous prime (22253231411) and next prime (22253231449).
It is a junction number, because it is equal to n+sod(n) for n = 22253231394 and 22253231403.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 684586 + ... + 716354.
It is an arithmetic number, because the mean of its divisors is an integer number (620134515).
Almost surely, 222253231430 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22253231430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29766456720).
22253231430 is an abundant number, since it is smaller than the sum of its proper divisors (37279682010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22253231430 is a wasteful number, since it uses less digits than its factorization.
22253231430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32006 (or 32003 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 27.
Adding to 22253231430 its reverse (3413235222), we get a palindrome (25666466652).
The spelling of 22253231430 in words is "twenty-two billion, two hundred fifty-three million, two hundred thirty-one thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •