Base | Representation |
---|---|
bin | 10010110110101110… |
… | …100010101001011000 |
3 | 1221020221112010112101 |
4 | 102312232202221120 |
5 | 312430323214112 |
6 | 13144535453144 |
7 | 1314463051330 |
oct | 226656425130 |
9 | 57227463471 |
10 | 20245523032 |
11 | 864a085119 |
12 | 3b102271b4 |
13 | 1ba8510637 |
14 | da0b580c0 |
15 | 7d75b8757 |
hex | 4b6ba2a58 |
20245523032 has 64 divisors (see below), whose sum is σ = 43795552320. Its totient is φ = 8594546688.
The previous prime is 20245523029. The next prime is 20245523047. The reversal of 20245523032 is 23032554202.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2959488 + ... + 2966320.
It is an arithmetic number, because the mean of its divisors is an integer number (684305505).
Almost surely, 220245523032 is an apocalyptic number.
It is an amenable number.
20245523032 is an abundant number, since it is smaller than the sum of its proper divisors (23550029288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20245523032 is a wasteful number, since it uses less digits than its factorization.
20245523032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7340 (or 7336 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 28.
The spelling of 20245523032 in words is "twenty billion, two hundred forty-five million, five hundred twenty-three thousand, thirty-two".
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