Base | Representation |
---|---|
bin | 1000110011001… |
… | …1001010011101 |
3 | 2120110012121212 |
4 | 2030303022131 |
5 | 33422102400 |
6 | 3355034205 |
7 | 625504346 |
oct | 214631235 |
9 | 76405555 |
10 | 36909725 |
11 | 1991a906 |
12 | 1043b965 |
13 | 7854098 |
14 | 4c8b0cd |
15 | 3391335 |
hex | 233329d |
36909725 has 12 divisors (see below), whose sum is σ = 45869460. Its totient is φ = 29462400.
The previous prime is 36909713. The next prime is 36909727. The reversal of 36909725 is 52790963.
36909725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 6 ways, for example, as 391876 + 36517849 = 626^2 + 6043^2 .
It is not a de Polignac number, because 36909725 - 26 = 36909661 is a prime.
It is a super-3 number, since 3×369097253 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (36909727) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12161 + ... + 14889.
It is an arithmetic number, because the mean of its divisors is an integer number (3822455).
Almost surely, 236909725 is an apocalyptic number.
It is an amenable number.
36909725 is a deficient number, since it is larger than the sum of its proper divisors (8959735).
36909725 is a wasteful number, since it uses less digits than its factorization.
36909725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3280 (or 3275 counting only the distinct ones).
The product of its (nonzero) digits is 102060, while the sum is 41.
The square root of 36909725 is about 6075.3374391880. The cubic root of 36909725 is about 332.9509587590.
The spelling of 36909725 in words is "thirty-six million, nine hundred nine thousand, seven hundred twenty-five".
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