Base | Representation |
---|---|
bin | 101000011111011111… |
… | …101101111001111100 |
3 | 11011020001200100212210 |
4 | 220133133231321330 |
5 | 1203020342044043 |
6 | 31550142100420 |
7 | 3066266410035 |
oct | 503737557174 |
9 | 134201610783 |
10 | 43478081148 |
11 | 17491274977 |
12 | 851487a710 |
13 | 413b816248 |
14 | 21664a1a8c |
15 | 11e7014633 |
hex | a1f7ede7c |
43478081148 has 12 divisors (see below), whose sum is σ = 101448856040. Its totient is φ = 14492693712.
The previous prime is 43478081147. The next prime is 43478081161. The reversal of 43478081148 is 84118087434.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 43478081097 and 43478081106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (43478081147) 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, 1811586703 + ... + 1811586726.
Almost surely, 243478081148 is an apocalyptic number.
It is an amenable number.
43478081148 is an abundant number, since it is smaller than the sum of its proper divisors (57970774892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43478081148 is a wasteful number, since it uses less digits than its factorization.
43478081148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3623173436 (or 3623173434 counting only the distinct ones).
The product of its (nonzero) digits is 688128, while the sum is 48.
The spelling of 43478081148 in words is "forty-three billion, four hundred seventy-eight million, eighty-one thousand, one hundred forty-eight".
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