Base | Representation |
---|---|
bin | 10011000111010111… |
… | …001111000100100100 |
3 | 1221222101201001010012 |
4 | 103013113033010210 |
5 | 314013301014322 |
6 | 13232345545352 |
7 | 1324422305246 |
oct | 230727170444 |
9 | 57871631105 |
10 | 20524626212 |
11 | 8782686502 |
12 | 3b897a5258 |
13 | 1c212a2a4c |
14 | dc9c4c096 |
15 | 801d4aae2 |
hex | 4c75cf124 |
20524626212 has 6 divisors (see below), whose sum is σ = 35918095878. Its totient is φ = 10262313104.
The previous prime is 20524626211. The next prime is 20524626217. The reversal of 20524626212 is 21262642502.
It can be written as a sum of positive squares in only one way, i.e., 18631158016 + 1893468196 = 136496^2 + 43514^2 .
It is a super-2 number, since 2×205246262122 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20524626211) by changing a digit.
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 as a sum of consecutive naturals, namely, 2565578273 + ... + 2565578280.
It is an arithmetic number, because the mean of its divisors is an integer number (5986349313).
Almost surely, 220524626212 is an apocalyptic number.
It is an amenable number.
20524626212 is a deficient number, since it is larger than the sum of its proper divisors (15393469666).
20524626212 is a wasteful number, since it uses less digits than its factorization.
20524626212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5131156557 (or 5131156555 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 32.
It can be divided in two parts, 2052 and 4626212, that added together give a palindrome (4628264).
The spelling of 20524626212 in words is "twenty billion, five hundred twenty-four million, six hundred twenty-six thousand, two hundred twelve".
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