Base | Representation |
---|---|
bin | 1110011110001… |
… | …0001000101001 |
3 | 11020012121222222 |
4 | 3213202020221 |
5 | 111014220311 |
6 | 10004523425 |
7 | 1334620406 |
oct | 347421051 |
9 | 136177888 |
10 | 60695081 |
11 | 31296127 |
12 | 183b0575 |
13 | c761465 |
14 | 80bd2ad |
15 | 54ddadb |
hex | 39e2229 |
60695081 has 4 divisors (see below), whose sum is σ = 60785412. Its totient is φ = 60604752.
The previous prime is 60695029. The next prime is 60695087. The reversal of 60695081 is 18059606.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 18059606 = 2 ⋅9029803.
It can be written as a sum of positive squares in 2 ways, for example, as 59043856 + 1651225 = 7684^2 + 1285^2 .
It is a cyclic number.
It is not a de Polignac number, because 60695081 - 210 = 60694057 is a prime.
It is a super-2 number, since 2×606950812 = 7367785715193122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (60695087) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44150 + ... + 45503.
It is an arithmetic number, because the mean of its divisors is an integer number (15196353).
Almost surely, 260695081 is an apocalyptic number.
It is an amenable number.
60695081 is a deficient number, since it is larger than the sum of its proper divisors (90331).
60695081 is an equidigital number, since it uses as much as digits as its factorization.
60695081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90330.
The product of its (nonzero) digits is 12960, while the sum is 35.
The square root of 60695081 is about 7790.7047819822. The cubic root of 60695081 is about 392.9927137489.
The spelling of 60695081 in words is "sixty million, six hundred ninety-five thousand, eighty-one".
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