Base | Representation |
---|---|
bin | 1101000011011… |
… | …0001111111011 |
3 | 10211000111100110 |
4 | 3100312033323 |
5 | 103003420110 |
6 | 5233235403 |
7 | 1233231420 |
oct | 320661773 |
9 | 124014313 |
10 | 54748155 |
11 | 289a4110 |
12 | 16402b63 |
13 | b45b677 |
14 | 73b1d47 |
15 | 4c16a20 |
hex | 34363fb |
54748155 has 64 divisors (see below), whose sum is σ = 110481408. Its totient is φ = 22488960.
The previous prime is 54748153. The next prime is 54748181. The reversal of 54748155 is 55184745.
It is not a de Polignac number, because 54748155 - 21 = 54748153 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54748153) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 123364 + ... + 123806.
It is an arithmetic number, because the mean of its divisors is an integer number (1726272).
Almost surely, 254748155 is an apocalyptic number.
54748155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
54748155 is an abundant number, since it is smaller than the sum of its proper divisors (55733253).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54748155 is a wasteful number, since it uses less digits than its factorization.
54748155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 576.
The product of its digits is 112000, while the sum is 39.
The square root of 54748155 is about 7399.1996188777. The cubic root of 54748155 is about 379.7139005335.
The spelling of 54748155 in words is "fifty-four million, seven hundred forty-eight thousand, one hundred fifty-five".
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