Base | Representation |
---|---|
bin | 1101000010000… |
… | …1111001001100 |
3 | 10210212020222111 |
4 | 3100201321030 |
5 | 102443233110 |
6 | 5231353404 |
7 | 1232433352 |
oct | 320417114 |
9 | 123766874 |
10 | 54664780 |
11 | 28947505 |
12 | 16382864 |
13 | b42c731 |
14 | 738d7d2 |
15 | 4bebe8a |
hex | 3421e4c |
54664780 has 24 divisors (see below), whose sum is σ = 118500480. Its totient is φ = 21160320.
The previous prime is 54664763. The next prime is 54664787. The reversal of 54664780 is 8746645.
It is not an unprimeable number, because it can be changed into a prime (54664787) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43465 + ... + 44704.
It is an arithmetic number, because the mean of its divisors is an integer number (4937520).
Almost surely, 254664780 is an apocalyptic number.
It is an amenable number.
54664780 is an abundant number, since it is smaller than the sum of its proper divisors (63835700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54664780 is a wasteful number, since it uses less digits than its factorization.
54664780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88209 (or 88207 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 40.
The square root of 54664780 is about 7393.5634169188. The cubic root of 54664780 is about 379.5210494023.
The spelling of 54664780 in words is "fifty-four million, six hundred sixty-four thousand, seven hundred eighty".
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