Base | Representation |
---|---|
bin | 10010101110000011… |
… | …111111010101100001 |
3 | 1220212210222110002011 |
4 | 102232003333111201 |
5 | 312131114310000 |
6 | 13122303552521 |
7 | 1311046314142 |
oct | 225603772541 |
9 | 56783873064 |
10 | 20100150625 |
11 | 8585013735 |
12 | 3a8b5bb741 |
13 | 1b84371b69 |
14 | d89715ac9 |
15 | 7c99502ba |
hex | 4ae0ff561 |
20100150625 has 45 divisors (see below), whose sum is σ = 25841486671. Its totient is φ = 15629276000.
The previous prime is 20100150611. The next prime is 20100150649. The reversal of 20100150625 is 52605100102.
The square root of 20100150625 is 141775.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 7 ways, for example, as 11153260881 + 8946889744 = 105609^2 + 94588^2 .
It is not a de Polignac number, because 20100150625 - 223 = 20091762017 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20100150596 and 20100150605.
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 44 ways as a sum of consecutive naturals, for example, 187851822 + ... + 187851928.
Almost surely, 220100150625 is an apocalyptic number.
20100150625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20100150625 is the 141775-th square number.
20100150625 is the 70888-th centered octagonal number.
It is an amenable number.
20100150625 is a deficient number, since it is larger than the sum of its proper divisors (5741336046).
20100150625 is an frugal number, since it uses more digits than its factorization.
20100150625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 340 (or 165 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 22.
Adding to 20100150625 its reverse (52605100102), we get a palindrome (72705250727).
The spelling of 20100150625 in words is "twenty billion, one hundred million, one hundred fifty thousand, six hundred twenty-five".
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