Base | Representation |
---|---|
bin | 11000101100101100110101… |
… | …00100001110100111001100 |
3 | 21010022012221100101120112110 |
4 | 30112112122210032213030 |
5 | 24104323401342134340 |
6 | 311302444110504020 |
7 | 14303642154203541 |
oct | 1426263244164714 |
9 | 233265840346473 |
10 | 54312454646220 |
11 | 1633a8677a8001 |
12 | 611214b205010 |
13 | 243c847747554 |
14 | d5aa45c14bc8 |
15 | 642bd1904680 |
hex | 31659a90e9cc |
54312454646220 has 24 divisors (see below), whose sum is σ = 152074873009584. Its totient is φ = 14483321238976.
The previous prime is 54312454646173. The next prime is 54312454646231. The reversal of 54312454646220 is 2264645421345.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 54312454646220.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452603788659 + ... + 452603788778.
It is an arithmetic number, because the mean of its divisors is an integer number (6336453042066).
Almost surely, 254312454646220 is an apocalyptic number.
It is an amenable number.
54312454646220 is an abundant number, since it is smaller than the sum of its proper divisors (97762418363364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54312454646220 is a wasteful number, since it uses less digits than its factorization.
54312454646220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 905207577449 (or 905207577447 counting only the distinct ones).
The product of its (nonzero) digits is 5529600, while the sum is 48.
The spelling of 54312454646220 in words is "fifty-four trillion, three hundred twelve billion, four hundred fifty-four million, six hundred forty-six thousand, two hundred twenty".
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