Base | Representation |
---|---|
bin | 11101001000110… |
… | …110110010010001 |
3 | 1021001212200222012 |
4 | 131020312302101 |
5 | 2000122021232 |
6 | 120301552305 |
7 | 15054151124 |
oct | 3510666221 |
9 | 1231780865 |
10 | 488860817 |
11 | 230a49405 |
12 | 117875695 |
13 | 7a384b73 |
14 | 48cd63bb |
15 | 2cdb79b2 |
hex | 1d236c91 |
488860817 has 8 divisors (see below), whose sum is σ = 499405824. Its totient is φ = 478364848.
The previous prime is 488860807. The next prime is 488860847. The reversal of 488860817 is 718068884.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 488860817 - 210 = 488859793 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (488860807) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8258 + ... + 32340.
It is an arithmetic number, because the mean of its divisors is an integer number (62425728).
Almost surely, 2488860817 is an apocalyptic number.
It is an amenable number.
488860817 is a deficient number, since it is larger than the sum of its proper divisors (10545007).
488860817 is a wasteful number, since it uses less digits than its factorization.
488860817 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24519.
The product of its (nonzero) digits is 688128, while the sum is 50.
The square root of 488860817 is about 22110.1971271176. The cubic root of 488860817 is about 787.7620886944.
The spelling of 488860817 in words is "four hundred eighty-eight million, eight hundred sixty thousand, eight hundred seventeen".
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