Base | Representation |
---|---|
bin | 1101000110010… |
… | …1000111110000 |
3 | 10211101020201011 |
4 | 3101211013300 |
5 | 103031041034 |
6 | 5241320304 |
7 | 1234661230 |
oct | 321450760 |
9 | 124336634 |
10 | 54940144 |
11 | 29015386 |
12 | 16496094 |
13 | b4c7b7c |
14 | 7421cc0 |
15 | 4c53864 |
hex | 34651f0 |
54940144 has 20 divisors (see below), whose sum is σ = 121653424. Its totient is φ = 23545728.
The previous prime is 54940139. The next prime is 54940147. The reversal of 54940144 is 44104945.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54940147) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245157 + ... + 245380.
Almost surely, 254940144 is an apocalyptic number.
It is an amenable number.
54940144 is an abundant number, since it is smaller than the sum of its proper divisors (66713280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54940144 is a wasteful number, since it uses less digits than its factorization.
54940144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 490552 (or 490546 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 31.
The square root of 54940144 is about 7412.1618978541. The cubic root of 54940144 is about 380.1572387136.
The spelling of 54940144 in words is "fifty-four million, nine hundred forty thousand, one hundred forty-four".
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