Base | Representation |
---|---|
bin | 1100111100111… |
… | …1001011100110 |
3 | 10210020001020201 |
4 | 3033033023212 |
5 | 102401412430 |
6 | 5220221114 |
7 | 1226522545 |
oct | 317171346 |
9 | 123201221 |
10 | 54325990 |
11 | 28735a14 |
12 | 1623a79a |
13 | b341474 |
14 | 730215c |
15 | 4b818ca |
hex | 33cf2e6 |
54325990 has 64 divisors (see below), whose sum is σ = 106868160. Its totient is φ = 19837440.
The previous prime is 54325987. The next prime is 54325991. The reversal of 54325990 is 9952345.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54325991) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 654489 + ... + 654571.
It is an arithmetic number, because the mean of its divisors is an integer number (1669815).
Almost surely, 254325990 is an apocalyptic number.
54325990 is a deficient number, since it is larger than the sum of its proper divisors (52542170).
54325990 is a wasteful number, since it uses less digits than its factorization.
54325990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 217.
The product of its (nonzero) digits is 48600, while the sum is 37.
The square root of 54325990 is about 7370.6166634821. The cubic root of 54325990 is about 378.7353852189.
The spelling of 54325990 in words is "fifty-four million, three hundred twenty-five thousand, nine hundred ninety".
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