Base | Representation |
---|---|
bin | 110111111000010101… |
… | …011101111011010101 |
3 | 12201212120101011200021 |
4 | 313320111131323111 |
5 | 1440340220431041 |
6 | 43321500345141 |
7 | 4222610451163 |
oct | 677025357325 |
9 | 181776334607 |
10 | 60000952021 |
11 | 2349aa7835a |
12 | b7662451b1 |
13 | 5872a0160a |
14 | 2c92a60233 |
15 | 186288ecd1 |
hex | df855ded5 |
60000952021 has 2 divisors, whose sum is σ = 60000952022. Its totient is φ = 60000952020.
The previous prime is 60000952019. The next prime is 60000952031. The reversal of 60000952021 is 12025900006.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 45460209796 + 14540742225 = 213214^2 + 120585^2 .
It is a cyclic number.
It is not a de Polignac number, because 60000952021 - 21 = 60000952019 is a prime.
It is a super-2 number, since 2×600009520212 (a number of 22 digits) contains 22 as substring.
Together with 60000952019, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (60000952031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30000476010 + 30000476011.
It is an arithmetic number, because the mean of its divisors is an integer number (30000476011).
Almost surely, 260000952021 is an apocalyptic number.
It is an amenable number.
60000952021 is a deficient number, since it is larger than the sum of its proper divisors (1).
60000952021 is an equidigital number, since it uses as much as digits as its factorization.
60000952021 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1080, while the sum is 25.
The spelling of 60000952021 in words is "sixty billion, nine hundred fifty-two thousand, twenty-one".
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