Base | Representation |
---|---|
bin | 1101000010111… |
… | …1011111110100 |
3 | 10210222002102012 |
4 | 3100233133310 |
5 | 103002024000 |
6 | 5232503352 |
7 | 1233054662 |
oct | 320573764 |
9 | 123862365 |
10 | 54720500 |
11 | 2898535a |
12 | 163aab58 |
13 | b44bbc3 |
14 | 73a5c32 |
15 | 4c0d735 |
hex | 342f7f4 |
54720500 has 24 divisors (see below), whose sum is σ = 119510664. Its totient is φ = 21888000.
The previous prime is 54720499. The next prime is 54720509. The reversal of 54720500 is 502745.
It can be written as a sum of positive squares in 4 ways, for example, as 226576 + 54493924 = 476^2 + 7382^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54720509) 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, 54221 + ... + 55220.
It is an arithmetic number, because the mean of its divisors is an integer number (4979611).
Almost surely, 254720500 is an apocalyptic number.
54720500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
54720500 is an abundant number, since it is smaller than the sum of its proper divisors (64790164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54720500 is a wasteful number, since it uses less digits than its factorization.
54720500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109460 (or 109448 counting only the distinct ones).
The product of its (nonzero) digits is 1400, while the sum is 23.
The square root of 54720500 is about 7397.3305996150. The cubic root of 54720500 is about 379.6499546554.
The spelling of 54720500 in words is "fifty-four million, seven hundred twenty thousand, five hundred".
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