Base | Representation |
---|---|
bin | 110011110100000… |
… | …110111001010100 |
3 | 2020120201220022220 |
4 | 303310012321110 |
5 | 3240020011443 |
6 | 222132022340 |
7 | 30353623524 |
oct | 6364067124 |
9 | 2216656286 |
10 | 869297748 |
11 | 4067722a0 |
12 | 2031619b0 |
13 | 10b136b87 |
14 | 83647684 |
15 | 514b4a83 |
hex | 33d06e54 |
869297748 has 48 divisors (see below), whose sum is σ = 2225180160. Its totient is φ = 261944800.
The previous prime is 869297729. The next prime is 869297749. The reversal of 869297748 is 847792968.
869297748 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 869297691 and 869297700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (869297749) 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, 5233 + ... + 42023.
It is an arithmetic number, because the mean of its divisors is an integer number (46357920).
Almost surely, 2869297748 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 869297748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1112590080).
869297748 is an abundant number, since it is smaller than the sum of its proper divisors (1355882412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
869297748 is a wasteful number, since it uses less digits than its factorization.
869297748 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36988 (or 36986 counting only the distinct ones).
The product of its digits is 12192768, while the sum is 60.
The square root of 869297748 is about 29483.8557180027. The cubic root of 869297748 is about 954.3833443080.
The spelling of 869297748 in words is "eight hundred sixty-nine million, two hundred ninety-seven thousand, seven hundred forty-eight".
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