Base | Representation |
---|---|
bin | 11101000111100… |
… | …011110111110111 |
3 | 1021001020110010001 |
4 | 131013203313313 |
5 | 2000030134312 |
6 | 120250412131 |
7 | 15051235036 |
oct | 3507436767 |
9 | 1231213101 |
10 | 488521207 |
11 | 230837239 |
12 | 117731047 |
13 | 7a296405 |
14 | 48c4871d |
15 | 2cd4c057 |
hex | 1d1e3df7 |
488521207 has 2 divisors, whose sum is σ = 488521208. Its totient is φ = 488521206.
The previous prime is 488521181. The next prime is 488521213. The reversal of 488521207 is 702125884.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 488521207 - 219 = 487996919 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (488521247) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244260603 + 244260604.
It is an arithmetic number, because the mean of its divisors is an integer number (244260604).
Almost surely, 2488521207 is an apocalyptic number.
488521207 is a deficient number, since it is larger than the sum of its proper divisors (1).
488521207 is an equidigital number, since it uses as much as digits as its factorization.
488521207 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 35840, while the sum is 37.
The square root of 488521207 is about 22102.5158522735. The cubic root of 488521207 is about 787.5796278598.
The spelling of 488521207 in words is "four hundred eighty-eight million, five hundred twenty-one thousand, two hundred seven".
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