Base | Representation |
---|---|
bin | 10010110111010010… |
… | …000000100011000100 |
3 | 1221021121000111022211 |
4 | 102313102000203010 |
5 | 312440213224143 |
6 | 13145511033204 |
7 | 1314635063644 |
oct | 226722004304 |
9 | 57247014284 |
10 | 20254820548 |
11 | 8654355516 |
12 | 3b1336b804 |
13 | 1baa417521 |
14 | da2098524 |
15 | 7d830349d |
hex | 4b74808c4 |
20254820548 has 12 divisors (see below), whose sum is σ = 36589353472. Its totient is φ = 9800719560.
The previous prime is 20254820519. The next prime is 20254820633. The reversal of 20254820548 is 84502845202.
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 20254820548.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81672540 + ... + 81672787.
Almost surely, 220254820548 is an apocalyptic number.
It is an amenable number.
20254820548 is a deficient number, since it is larger than the sum of its proper divisors (16334532924).
20254820548 is a wasteful number, since it uses less digits than its factorization.
20254820548 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 163345362 (or 163345360 counting only the distinct ones).
The product of its (nonzero) digits is 204800, while the sum is 40.
The spelling of 20254820548 in words is "twenty billion, two hundred fifty-four million, eight hundred twenty thousand, five hundred forty-eight".
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