Base | Representation |
---|---|
bin | 1110100100110100… |
… | …00001100111111010 |
3 | 202012100010102221212 |
4 | 13102122001213322 |
5 | 112011200130200 |
6 | 3332245003122 |
7 | 364624305542 |
oct | 72232014772 |
9 | 22170112855 |
10 | 7825005050 |
11 | 3356014125 |
12 | 16246b34a2 |
13 | 979202405 |
14 | 543354322 |
15 | 30be80035 |
hex | 1d26819fa |
7825005050 has 24 divisors (see below), whose sum is σ = 14753893116. Its totient is φ = 3087123840.
The previous prime is 7825005047. The next prime is 7825005059. The reversal of 7825005050 is 505005287.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 3335871049 + 4489134001 = 57757^2 + 67001^2 .
It is a super-2 number, since 2×78250050502 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 7825004998 and 7825005016.
It is not an unprimeable number, because it can be changed into a prime (7825005059) 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 in 11 ways as a sum of consecutive naturals, for example, 1068269 + ... + 1075568.
Almost surely, 27825005050 is an apocalyptic number.
7825005050 is a deficient number, since it is larger than the sum of its proper divisors (6928888066).
7825005050 is a wasteful number, since it uses less digits than its factorization.
7825005050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2143922 (or 2143917 counting only the distinct ones).
The product of its (nonzero) digits is 14000, while the sum is 32.
The square root of 7825005050 is about 88459.0586090537. The cubic root of 7825005050 is about 1985.3094455046.
It can be divided in two parts, 78250050 and 50, that multiplied together give a square (3912502500 = 625502).
The spelling of 7825005050 in words is "seven billion, eight hundred twenty-five million, five thousand, fifty".
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