Base | Representation |
---|---|
bin | 11101001100000… |
… | …010111010110111 |
3 | 1021010110011221010 |
4 | 131030002322313 |
5 | 2000330300301 |
6 | 120331523303 |
7 | 15064232622 |
oct | 3514027267 |
9 | 1233404833 |
10 | 489696951 |
11 | 23146a627 |
12 | 117bb9533 |
13 | 7a5b8613 |
14 | 49072db9 |
15 | 2ced05d6 |
hex | 1d302eb7 |
489696951 has 16 divisors (see below), whose sum is σ = 693568224. Its totient is φ = 306269184.
The previous prime is 489696919. The next prime is 489696967. The reversal of 489696951 is 159696984.
It is not a de Polignac number, because 489696951 - 25 = 489696919 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 489696891 and 489696900.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (489696451) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 625 + ... + 31301.
It is an arithmetic number, because the mean of its divisors is an integer number (43348014).
Almost surely, 2489696951 is an apocalyptic number.
489696951 is a deficient number, since it is larger than the sum of its proper divisors (203871273).
489696951 is a wasteful number, since it uses less digits than its factorization.
489696951 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31010.
The product of its digits is 4199040, while the sum is 57.
The square root of 489696951 is about 22129.0973833096. The cubic root of 489696951 is about 788.2109550340.
The spelling of 489696951 in words is "four hundred eighty-nine million, six hundred ninety-six thousand, nine hundred fifty-one".
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