Base | Representation |
---|---|
bin | 10010110111100000… |
… | …011100010100101010 |
3 | 1221021212010201200220 |
4 | 102313200130110222 |
5 | 312442200314310 |
6 | 13150124110510 |
7 | 1315012203246 |
oct | 226740342452 |
9 | 57255121626 |
10 | 20258604330 |
11 | 86564aa308 |
12 | 3b14695436 |
13 | 1bab140853 |
14 | da27a1426 |
15 | 7d87ee670 |
hex | 4b781c52a |
20258604330 has 32 divisors (see below), whose sum is σ = 48654777600. Its totient is φ = 5398502592.
The previous prime is 20258604323. The next prime is 20258604349. The reversal of 20258604330 is 3340685202.
It is a happy number.
20258604330 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×202586043303 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 20258604291 and 20258604300.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193410 + ... + 279149.
It is an arithmetic number, because the mean of its divisors is an integer number (1520461800).
Almost surely, 220258604330 is an apocalyptic number.
20258604330 is an abundant number, since it is smaller than the sum of its proper divisors (28396173270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20258604330 is a wasteful number, since it uses less digits than its factorization.
20258604330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 473998.
The product of its (nonzero) digits is 34560, while the sum is 33.
The spelling of 20258604330 in words is "twenty billion, two hundred fifty-eight million, six hundred four thousand, three hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •