Base | Representation |
---|---|
bin | 10011001100011110… |
… | …111110010111010000 |
3 | 1222012101100222001200 |
4 | 103030132332113100 |
5 | 314202244303013 |
6 | 13245055231200 |
7 | 1326514464561 |
oct | 231436762720 |
9 | 58171328050 |
10 | 20610541008 |
11 | 8817127572 |
12 | 3bb2518500 |
13 | 1c360243c5 |
14 | dd7414168 |
15 | 80966be73 |
hex | 4cc7be5d0 |
20610541008 has 60 divisors (see below), whose sum is σ = 57775232580. Its totient is φ = 6858943488.
The previous prime is 20610540989. The next prime is 20610541027. The reversal of 20610541008 is 80014501602.
20610541008 is a `hidden beast` number, since 2 + 0 + 610 + 5 + 41 + 0 + 0 + 8 = 666.
It is an interprime number because it is at equal distance from previous prime (20610540989) and next prime (20610541027).
It can be written as a sum of positive squares in 2 ways, for example, as 556582464 + 20053958544 = 23592^2 + 141612^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28473 + ... + 205016.
It is an arithmetic number, because the mean of its divisors is an integer number (962920543).
Almost surely, 220610541008 is an apocalyptic number.
It is an amenable number.
20610541008 is an abundant number, since it is smaller than the sum of its proper divisors (37164691572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20610541008 is a wasteful number, since it uses less digits than its factorization.
20610541008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 234116 (or 234107 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 27.
The spelling of 20610541008 in words is "twenty billion, six hundred ten million, five hundred forty-one thousand, eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •