Base | Representation |
---|---|
bin | 110101000010000… |
… | …111001000100000 |
3 | 2022000012202222210 |
4 | 311002013020200 |
5 | 3310233332302 |
6 | 224142202120 |
7 | 31022500344 |
oct | 6502071040 |
9 | 2260182883 |
10 | 889745952 |
11 | 417269337 |
12 | 209b83340 |
13 | 1124462c4 |
14 | 8624b624 |
15 | 531a366c |
hex | 35087220 |
889745952 has 48 divisors (see below), whose sum is σ = 2352665952. Its totient is φ = 294412800.
The previous prime is 889745951. The next prime is 889745971. The reversal of 889745952 is 259547988.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (48).
It is a junction number, because it is equal to n+sod(n) for n = 889745892 and 889745901.
It is not an unprimeable number, because it can be changed into a prime (889745951) 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, 20674 + ... + 46977.
It is an arithmetic number, because the mean of its divisors is an integer number (49013874).
Almost surely, 2889745952 is an apocalyptic number.
It is an amenable number.
889745952 is an abundant number, since it is smaller than the sum of its proper divisors (1462920000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
889745952 is a wasteful number, since it uses less digits than its factorization.
889745952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67801 (or 67793 counting only the distinct ones).
The product of its digits is 7257600, while the sum is 57.
The square root of 889745952 is about 29828.6096223072. The cubic root of 889745952 is about 961.8086389972.
The spelling of 889745952 in words is "eight hundred eighty-nine million, seven hundred forty-five thousand, nine hundred fifty-two".
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