Base | Representation |
---|---|
bin | 1011100010110… |
… | …1010110010000 |
3 | 10101010000002020 |
4 | 2320231112100 |
5 | 44343421430 |
6 | 4445451440 |
7 | 1125364611 |
oct | 270552620 |
9 | 111100066 |
10 | 48420240 |
11 | 25371930 |
12 | 14270b80 |
13 | a05433b |
14 | 6605c08 |
15 | 43b6b10 |
hex | 2e2d590 |
48420240 has 80 divisors (see below), whose sum is σ = 163757376. Its totient is φ = 11737600.
The previous prime is 48420209. The next prime is 48420241. The reversal of 48420240 is 4202484.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a zygodrome in base 9.
It is a self number, because there is not a number n which added to its sum of digits gives 48420240.
It is not an unprimeable number, because it can be changed into a prime (48420241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6531 + ... + 11810.
Almost surely, 248420240 is an apocalyptic number.
48420240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
48420240 is an abundant number, since it is smaller than the sum of its proper divisors (115337136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48420240 is a wasteful number, since it uses less digits than its factorization.
48420240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18368 (or 18362 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 24.
The square root of 48420240 is about 6958.4653480491. The cubic root of 48420240 is about 364.4816310899.
The spelling of 48420240 in words is "forty-eight million, four hundred twenty thousand, two hundred forty".
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