Base | Representation |
---|---|
bin | 100000101100000… |
… | …011101000101110 |
3 | 1102012221122000010 |
4 | 200230003220232 |
5 | 2110343421032 |
6 | 130230314050 |
7 | 16406331354 |
oct | 4054035056 |
9 | 1365848003 |
10 | 548420142 |
11 | 261629196 |
12 | 1337b8926 |
13 | 8980937a |
14 | 52b9b7d4 |
15 | 3322eccc |
hex | 20b03a2e |
548420142 has 64 divisors (see below), whose sum is σ = 1237547520. Its totient is φ = 161149824.
The previous prime is 548420129. The next prime is 548420219. The reversal of 548420142 is 241024845.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94188 + ... + 99840.
It is an arithmetic number, because the mean of its divisors is an integer number (19336680).
Almost surely, 2548420142 is an apocalyptic number.
548420142 is an abundant number, since it is smaller than the sum of its proper divisors (689127378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
548420142 is a wasteful number, since it uses less digits than its factorization.
548420142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5737.
The product of its (nonzero) digits is 10240, while the sum is 30.
The square root of 548420142 is about 23418.3718904624. The cubic root of 548420142 is about 818.5360265819.
Adding to 548420142 its reverse (241024845), we get a palindrome (789444987).
The spelling of 548420142 in words is "five hundred forty-eight million, four hundred twenty thousand, one hundred forty-two".
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