Base | Representation |
---|---|
bin | 10011000111100001… |
… | …111101110011100100 |
3 | 1221222120222221122100 |
4 | 103013201331303210 |
5 | 314020011022301 |
6 | 13232530132100 |
7 | 1324455232104 |
oct | 230741756344 |
9 | 57876887570 |
10 | 20527439076 |
11 | 8784227891 |
12 | 3b8a721030 |
13 | 1c21a49171 |
14 | dca381204 |
15 | 802204286 |
hex | 4c787dce4 |
20527439076 has 27 divisors (see below), whose sum is σ = 51890977411. Its totient is φ = 6842193144.
The previous prime is 20527439039. The next prime is 20527439137. The reversal of 20527439076 is 67093472502.
The square root of 20527439076 is 143274.
It is a perfect power (a square), and thus also a powerful number.
20527439076 is a `hidden beast` number, since 20 + 527 + 4 + 39 + 0 + 76 = 666.
It is a Duffinian 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 8 ways as a sum of consecutive naturals, for example, 847705 + ... + 871583.
Almost surely, 220527439076 is an apocalyptic number.
20527439076 is the 143274-th square number.
It is an amenable number.
20527439076 is an abundant number, since it is smaller than the sum of its proper divisors (31363538335).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20527439076 is an frugal number, since it uses more digits than its factorization.
20527439076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47768 (or 23884 counting only the distinct ones).
The product of its (nonzero) digits is 635040, while the sum is 45.
The spelling of 20527439076 in words is "twenty billion, five hundred twenty-seven million, four hundred thirty-nine thousand, seventy-six".
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