Base | Representation |
---|---|
bin | 10010111010111000… |
… | …011011110100000110 |
3 | 1221102210200101010201 |
4 | 102322320123310012 |
5 | 313101144202400 |
6 | 13155505441114 |
7 | 1316300365150 |
oct | 227270336406 |
9 | 57383611121 |
10 | 20315225350 |
11 | 8685462542 |
12 | 3b2b64019a |
13 | 1bb9aa6804 |
14 | daa0ddad0 |
15 | 7dd78606a |
hex | 4bae1bd06 |
20315225350 has 96 divisors (see below), whose sum is σ = 44657713152. Its totient is φ = 6728400000.
The previous prime is 20315225347. The next prime is 20315225383. The reversal of 20315225350 is 5352251302.
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, 7604515 + ... + 7607185.
It is an arithmetic number, because the mean of its divisors is an integer number (465184512).
Almost surely, 220315225350 is an apocalyptic number.
20315225350 is an abundant number, since it is smaller than the sum of its proper divisors (24342487802).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20315225350 is a wasteful number, since it uses less digits than its factorization.
20315225350 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3422 (or 3417 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 28.
Adding to 20315225350 its reverse (5352251302), we get a palindrome (25667476652).
The spelling of 20315225350 in words is "twenty billion, three hundred fifteen million, two hundred twenty-five thousand, three hundred fifty".
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