Base | Representation |
---|---|
bin | 10010110110001001… |
… | …011111111000000000 |
3 | 1221020021020202222120 |
4 | 102312021133320000 |
5 | 312420331443402 |
6 | 13143551404240 |
7 | 1314314365320 |
oct | 226611377000 |
9 | 57207222876 |
10 | 20235812352 |
11 | 8644652368 |
12 | 3b08b23680 |
13 | 1ba64c0682 |
14 | d9d74b280 |
15 | 7d67eb3bc |
hex | 4b625fe00 |
20235812352 has 80 divisors (see below), whose sum is σ = 61610854272. Its totient is φ = 5781657600.
The previous prime is 20235812347. The next prime is 20235812411. The reversal of 20235812352 is 25321853202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 930274 + ... + 951777.
Almost surely, 220235812352 is an apocalyptic number.
It is an amenable number.
20235812352 is an abundant number, since it is smaller than the sum of its proper divisors (41375041920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20235812352 is an equidigital number, since it uses as much as digits as its factorization.
20235812352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1882079 (or 1882063 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 33.
The spelling of 20235812352 in words is "twenty billion, two hundred thirty-five million, eight hundred twelve thousand, three hundred fifty-two".
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