Base | Representation |
---|---|
bin | 110011110011100… |
… | …010100100010110 |
3 | 2020120110100012212 |
4 | 303303202210112 |
5 | 3240000231300 |
6 | 222124513422 |
7 | 30352433645 |
oct | 6363424426 |
9 | 2216410185 |
10 | 869148950 |
11 | 40668051a |
12 | 2030ab872 |
13 | 10b0b4227 |
14 | 8360935c |
15 | 51485935 |
hex | 33ce2916 |
869148950 has 48 divisors (see below), whose sum is σ = 1647550800. Its totient is φ = 341061120.
The previous prime is 869148947. The next prime is 869148971. The reversal of 869148950 is 59841968.
It is a happy number.
869148950 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×8691489502 = 1510839794572205000, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (50).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 828026 + ... + 829074.
It is an arithmetic number, because the mean of its divisors is an integer number (34323975).
Almost surely, 2869148950 is an apocalyptic number.
869148950 is a deficient number, since it is larger than the sum of its proper divisors (778401850).
869148950 is a wasteful number, since it uses less digits than its factorization.
869148950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1361 (or 1356 counting only the distinct ones).
The product of its (nonzero) digits is 622080, while the sum is 50.
The square root of 869148950 is about 29481.3322290564. The cubic root of 869148950 is about 954.3288871569.
The spelling of 869148950 in words is "eight hundred sixty-nine million, one hundred forty-eight thousand, nine hundred fifty".
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