Base | Representation |
---|---|
bin | 110110110101101… |
… | …100110110011000 |
3 | 2101010020020012211 |
4 | 312311230312120 |
5 | 3341013001000 |
6 | 231143444504 |
7 | 31541161525 |
oct | 6665546630 |
9 | 2333206184 |
10 | 920047000 |
11 | 432384a24 |
12 | 218156734 |
13 | 1187c5312 |
14 | 8a29814c |
15 | 55b8b7ba |
hex | 36d6cd98 |
920047000 has 64 divisors (see below), whose sum is σ = 2164631040. Its totient is φ = 366016000.
The previous prime is 920046979. The next prime is 920047031. The reversal of 920047000 is 740029.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188592 + ... + 193408.
It is an arithmetic number, because the mean of its divisors is an integer number (33822360).
Almost surely, 2920047000 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 920047000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1082315520).
920047000 is an abundant number, since it is smaller than the sum of its proper divisors (1244584040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
920047000 is a wasteful number, since it uses less digits than its factorization.
920047000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5029 (or 5015 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 920047000 is about 30332.2765383675. The cubic root of 920047000 is about 972.6053881379.
Adding to 920047000 its reverse (740029), we get a palindrome (920787029).
The spelling of 920047000 in words is "nine hundred twenty million, forty-seven thousand".
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