Base | Representation |
---|---|
bin | 1100111100010… |
… | …1111110010100 |
3 | 10210011010111220 |
4 | 3033011332110 |
5 | 102344211101 |
6 | 5215330340 |
7 | 1226304600 |
oct | 317057624 |
9 | 123133456 |
10 | 54288276 |
11 | 2870a649 |
12 | 162209b0 |
13 | b32a253 |
14 | 72d2500 |
15 | 4b75636 |
hex | 33c5f94 |
54288276 has 72 divisors (see below), whose sum is σ = 156050496. Its totient is φ = 14595840.
The previous prime is 54288253. The next prime is 54288277. The reversal of 54288276 is 67288245.
It is a happy number.
It is a super-2 number, since 2×542882762 = 5894433822104352, which contains 22 as substring.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54288277) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7281 + ... + 12711.
It is an arithmetic number, because the mean of its divisors is an integer number (2167368).
Almost surely, 254288276 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 54288276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78025248).
54288276 is an abundant number, since it is smaller than the sum of its proper divisors (101762220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54288276 is a wasteful number, since it uses less digits than its factorization.
54288276 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5469 (or 5460 counting only the distinct ones).
The product of its digits is 215040, while the sum is 42.
The square root of 54288276 is about 7368.0578173627. The cubic root of 54288276 is about 378.6477234760.
The spelling of 54288276 in words is "fifty-four million, two hundred eighty-eight thousand, two hundred seventy-six".
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