Base | Representation |
---|---|
bin | 1110100001000… |
… | …1111101111001 |
3 | 11020120120202021 |
4 | 3220101331321 |
5 | 111042003001 |
6 | 10013034441 |
7 | 1336364533 |
oct | 350217571 |
9 | 136516667 |
10 | 60891001 |
11 | 3140a346 |
12 | 18485a21 |
13 | c7cc6a2 |
14 | 8130853 |
15 | 552bba1 |
hex | 3a11f79 |
60891001 has 4 divisors (see below), whose sum is σ = 61087104. Its totient is φ = 60694900.
The previous prime is 60890969. The next prime is 60891031. The reversal of 60891001 is 10019806.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 60891001 - 25 = 60890969 is a prime.
It is a super-3 number, since 3×608910013 (a number of 24 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (60891031) 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, 97585 + ... + 98206.
It is an arithmetic number, because the mean of its divisors is an integer number (15271776).
Almost surely, 260891001 is an apocalyptic number.
It is an amenable number.
60891001 is a deficient number, since it is larger than the sum of its proper divisors (196103).
60891001 is a wasteful number, since it uses less digits than its factorization.
60891001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196102.
The product of its (nonzero) digits is 432, while the sum is 25.
The square root of 60891001 is about 7803.2686100121. The cubic root of 60891001 is about 393.4151117108.
The spelling of 60891001 in words is "sixty million, eight hundred ninety-one thousand, one".
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