Base | Representation |
---|---|
bin | 1011011110110… |
… | …0110100000000 |
3 | 10100121120111000 |
4 | 2313230310000 |
5 | 44311442104 |
6 | 4440052000 |
7 | 1123214136 |
oct | 267546400 |
9 | 110546430 |
10 | 48155904 |
11 | 25201275 |
12 | 14164000 |
13 | 9c90c24 |
14 | 6577756 |
15 | 4363639 |
hex | 2decd00 |
48155904 has 72 divisors (see below), whose sum is σ = 142425920. Its totient is φ = 16049664.
The previous prime is 48155903. The next prime is 48155909. The reversal of 48155904 is 40955184.
48155904 is nontrivially palindromic in base 14.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48155903) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3429 + ... + 10395.
Almost surely, 248155904 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 48155904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71212960).
48155904 is an abundant number, since it is smaller than the sum of its proper divisors (94270016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48155904 is an equidigital number, since it uses as much as digits as its factorization.
48155904 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6992 (or 6972 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 36.
The square root of 48155904 is about 6939.4455109901. The cubic root of 48155904 is about 363.8171605187.
The spelling of 48155904 in words is "forty-eight million, one hundred fifty-five thousand, nine hundred four".
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