Base | Representation |
---|---|
bin | 1011011110101… |
… | …0110010111000 |
3 | 10100121011010221 |
4 | 2313222302320 |
5 | 44311211030 |
6 | 4435545424 |
7 | 1123151062 |
oct | 267526270 |
9 | 110534127 |
10 | 48147640 |
11 | 251a6042 |
12 | 1415b274 |
13 | 9c8a238 |
14 | 6574732 |
15 | 4360e7a |
hex | 2deacb8 |
48147640 has 16 divisors (see below), whose sum is σ = 108332280. Its totient is φ = 19259040.
The previous prime is 48147623. The next prime is 48147641. The reversal of 48147640 is 4674184.
It is a junction number, because it is equal to n+sod(n) for n = 48147596 and 48147605.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48147641) 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, 601806 + ... + 601885.
Almost surely, 248147640 is an apocalyptic number.
48147640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
48147640 is an abundant number, since it is smaller than the sum of its proper divisors (60184640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48147640 is a wasteful number, since it uses less digits than its factorization.
48147640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1203702 (or 1203698 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 34.
The square root of 48147640 is about 6938.8500488193. The cubic root of 48147640 is about 363.7963478611.
The spelling of 48147640 in words is "forty-eight million, one hundred forty-seven thousand, six hundred forty".
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