Base | Representation |
---|---|
bin | 1100111010111… |
… | …1111110011100 |
3 | 10202222112220201 |
4 | 3032233332130 |
5 | 102333320142 |
6 | 5213353244 |
7 | 1225451110 |
oct | 316577634 |
9 | 122875821 |
10 | 54198172 |
11 | 28658986 |
12 | 16198824 |
13 | b2c8232 |
14 | 72ab740 |
15 | 4b58ab7 |
hex | 33aff9c |
54198172 has 24 divisors (see below), whose sum is σ = 108581984. Its totient is φ = 23188032.
The previous prime is 54198169. The next prime is 54198173. The reversal of 54198172 is 27189145.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54198173) 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, 19918 + ... + 22474.
Almost surely, 254198172 is an apocalyptic number.
It is an amenable number.
54198172 is an abundant number, since it is smaller than the sum of its proper divisors (54383812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54198172 is a wasteful number, since it uses less digits than its factorization.
54198172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3325 (or 3323 counting only the distinct ones).
The product of its digits is 20160, while the sum is 37.
The square root of 54198172 is about 7361.9407767246. The cubic root of 54198172 is about 378.4381228660.
The spelling of 54198172 in words is "fifty-four million, one hundred ninety-eight thousand, one hundred seventy-two".
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