Base | Representation |
---|---|
bin | 111010110111011… |
… | …010100011111001 |
3 | 2112211100112200220 |
4 | 322313122203321 |
5 | 4010311331431 |
6 | 241555450253 |
7 | 33321335400 |
oct | 7267324371 |
9 | 2484315626 |
10 | 987605241 |
11 | 467528487 |
12 | 2368b6989 |
13 | 1297ba5cc |
14 | 95242637 |
15 | 5ba83b96 |
hex | 3adda8f9 |
987605241 has 24 divisors (see below), whose sum is σ = 1533019104. Its totient is φ = 563895360.
The previous prime is 987605167. The next prime is 987605249. The reversal of 987605241 is 142506789.
It is not a de Polignac number, because 987605241 - 29 = 987604729 is a prime.
It is a super-2 number, since 2×9876052412 = 1950728224101336162, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 987605193 and 987605202.
It is not an unprimeable number, because it can be changed into a prime (987605249) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 291286 + ... + 294656.
It is an arithmetic number, because the mean of its divisors is an integer number (63875796).
Almost surely, 2987605241 is an apocalyptic number.
It is an amenable number.
987605241 is a deficient number, since it is larger than the sum of its proper divisors (545413863).
987605241 is a wasteful number, since it uses less digits than its factorization.
987605241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5381 (or 5374 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 42.
The square root of 987605241 is about 31426.1871852123. The cubic root of 987605241 is about 995.8512251372.
The spelling of 987605241 in words is "nine hundred eighty-seven million, six hundred five thousand, two hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •