Base | Representation |
---|---|
bin | 1110101101011… |
… | …1100000011101 |
3 | 11022002200122211 |
4 | 3223113200131 |
5 | 111243401000 |
6 | 10042240421 |
7 | 1346304514 |
oct | 353274035 |
9 | 138080584 |
10 | 61700125 |
11 | 31912243 |
12 | 187b6111 |
13 | ca23a66 |
14 | 82a167b |
15 | 563b7ba |
hex | 3ad781d |
61700125 has 32 divisors (see below), whose sum is σ = 82293120. Its totient is φ = 46051200.
The previous prime is 61700117. The next prime is 61700129. The reversal of 61700125 is 52100716.
It is not a de Polignac number, because 61700125 - 23 = 61700117 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 61700096 and 61700105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61700129) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196969 + ... + 197281.
It is an arithmetic number, because the mean of its divisors is an integer number (2571660).
Almost surely, 261700125 is an apocalyptic number.
It is an amenable number.
61700125 is a deficient number, since it is larger than the sum of its proper divisors (20592995).
61700125 is a wasteful number, since it uses less digits than its factorization.
61700125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 430 (or 420 counting only the distinct ones).
The product of its (nonzero) digits is 420, while the sum is 22.
The square root of 61700125 is about 7854.9427114397. The cubic root of 61700125 is about 395.1500257970.
The spelling of 61700125 in words is "sixty-one million, seven hundred thousand, one hundred twenty-five".
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