Base | Representation |
---|---|
bin | 10101111000000001… |
… | …011101100001101111 |
3 | 2020121221201200200221 |
4 | 111320001131201233 |
5 | 341101023013422 |
6 | 14442423432211 |
7 | 1461031555345 |
oct | 257001354157 |
9 | 66557650627 |
10 | 23488485487 |
11 | 9a63701885 |
12 | 46762b5667 |
13 | 22a434222c |
14 | 11cb727995 |
15 | 9271513c7 |
hex | 57805d86f |
23488485487 has 2 divisors, whose sum is σ = 23488485488. Its totient is φ = 23488485486.
The previous prime is 23488485473. The next prime is 23488485491. The reversal of 23488485487 is 78458488432.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 23488485487 - 223 = 23480096879 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23488485407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11744242743 + 11744242744.
It is an arithmetic number, because the mean of its divisors is an integer number (11744242744).
Almost surely, 223488485487 is an apocalyptic number.
23488485487 is a deficient number, since it is larger than the sum of its proper divisors (1).
23488485487 is an equidigital number, since it uses as much as digits as its factorization.
23488485487 is an evil number, because the sum of its binary digits is even.
The product of its digits is 55050240, while the sum is 61.
The spelling of 23488485487 in words is "twenty-three billion, four hundred eighty-eight million, four hundred eighty-five thousand, four hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •