Base | Representation |
---|---|
bin | 1110011101111… |
… | …1111110100000 |
3 | 11020012011212112 |
4 | 3213133332200 |
5 | 111013424430 |
6 | 10004414452 |
7 | 1334552546 |
oct | 347377640 |
9 | 136164775 |
10 | 60686240 |
11 | 3128a51a |
12 | 183a7428 |
13 | c75a424 |
14 | 80b9d96 |
15 | 54db195 |
hex | 39dffa0 |
60686240 has 24 divisors (see below), whose sum is σ = 143371620. Its totient is φ = 24274432.
The previous prime is 60686233. The next prime is 60686257. The reversal of 60686240 is 4268606.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 52823824 + 7862416 = 7268^2 + 2804^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a junction number, because it is equal to n+sod(n) for n = 60686197 and 60686206.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 189485 + ... + 189804.
Almost surely, 260686240 is an apocalyptic number.
It is an amenable number.
60686240 is an abundant number, since it is smaller than the sum of its proper divisors (82685380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
60686240 is a wasteful number, since it uses less digits than its factorization.
60686240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 379304 (or 379296 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 32.
The square root of 60686240 is about 7790.1373543732. The cubic root of 60686240 is about 392.9736313826.
The spelling of 60686240 in words is "sixty million, six hundred eighty-six thousand, two hundred forty".
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