Base | Representation |
---|---|
bin | 1110011110100… |
… | …0010000000010 |
3 | 11020020220100201 |
4 | 3213220100002 |
5 | 111021021010 |
6 | 10005235414 |
7 | 1335053422 |
oct | 347502002 |
9 | 136226321 |
10 | 60720130 |
11 | 31302a29 |
12 | 18402b6a |
13 | c76c993 |
14 | 80c8482 |
15 | 54e623a |
hex | 39e8402 |
60720130 has 16 divisors (see below), whose sum is σ = 109469880. Its totient is φ = 24249472.
The previous prime is 60720119. The next prime is 60720131. The reversal of 60720130 is 3102706.
It can be written as a sum of positive squares in 4 ways, for example, as 60171049 + 549081 = 7757^2 + 741^2 .
It is a junction number, because it is equal to n+sod(n) for n = 60720098 and 60720107.
It is not an unprimeable number, because it can be changed into a prime (60720131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2286 + ... + 11254.
Almost surely, 260720130 is an apocalyptic number.
60720130 is a deficient number, since it is larger than the sum of its proper divisors (48749750).
60720130 is a wasteful number, since it uses less digits than its factorization.
60720130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9653.
The product of its (nonzero) digits is 252, while the sum is 19.
The square root of 60720130 is about 7792.3122370706. The cubic root of 60720130 is about 393.0467693133.
Adding to 60720130 its reverse (3102706), we get a palindrome (63822836).
The spelling of 60720130 in words is "sixty million, seven hundred twenty thousand, one hundred thirty".
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