Base | Representation |
---|---|
bin | 10010111101001100… |
… | …001010101001000010 |
3 | 1221112111112220120000 |
4 | 102331030022221002 |
5 | 313141102433242 |
6 | 13203411500430 |
7 | 1320250511604 |
oct | 227514125102 |
9 | 57474486500 |
10 | 20353952322 |
11 | 86a5303700 |
12 | 3b405b7716 |
13 | 1bc4b15a92 |
14 | db1301174 |
15 | 7e1d85a4c |
hex | 4bd30aa42 |
20353952322 has 90 divisors (see below), whose sum is σ = 50180275299. Its totient is φ = 6161811480.
The previous prime is 20353952291. The next prime is 20353952323. The reversal of 20353952322 is 22325935302.
20353952322 is a `hidden beast` number, since 2 + 0 + 35 + 395 + 232 + 2 = 666.
It can be written as a sum of positive squares in only one way, i.e., 10176976161 + 10176976161 = 100881^2 + 100881^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=100881.
It is not an unprimeable number, because it can be changed into a prime (20353952323) by changing a digit.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 19973929 + ... + 19974947.
Almost surely, 220353952322 is an apocalyptic number.
20353952322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 20353952322
20353952322 is an abundant number, since it is smaller than the sum of its proper divisors (29826322977).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20353952322 is an equidigital number, since it uses as much as digits as its factorization.
20353952322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2074 (or 1035 counting only the distinct ones).
The product of its (nonzero) digits is 97200, while the sum is 36.
The spelling of 20353952322 in words is "twenty billion, three hundred fifty-three million, nine hundred fifty-two thousand, three hundred twenty-two".
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