Base | Representation |
---|---|
bin | 1110011111111… |
… | …1001000101110 |
3 | 11020102122221120 |
4 | 3213333020232 |
5 | 111032020440 |
6 | 10011241410 |
7 | 1335623625 |
oct | 347771056 |
9 | 136378846 |
10 | 60813870 |
11 | 313673a7 |
12 | 18449266 |
13 | c7a3550 |
14 | 81106bc |
15 | 5513dd0 |
hex | 39ff22e |
60813870 has 128 divisors (see below), whose sum is σ = 171763200. Its totient is φ = 13644288.
The previous prime is 60813869. The next prime is 60813877. The reversal of 60813870 is 7831806.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (60813877) 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 63 ways as a sum of consecutive naturals, for example, 214749 + ... + 215031.
It is an arithmetic number, because the mean of its divisors is an integer number (1341900).
Almost surely, 260813870 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 60813870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85881600).
60813870 is an abundant number, since it is smaller than the sum of its proper divisors (110949330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
60813870 is a wasteful number, since it uses less digits than its factorization.
60813870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 354.
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 60813870 is about 7798.3248201136. The cubic root of 60813870 is about 393.2489277535.
The spelling of 60813870 in words is "sixty million, eight hundred thirteen thousand, eight hundred seventy".
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