Base | Representation |
---|---|
bin | 110010110011001000… |
… | …101100011110011110 |
3 | 12012210100001112020120 |
4 | 302303020230132132 |
5 | 1343202010233132 |
6 | 41020240455410 |
7 | 3640450631343 |
oct | 626310543636 |
9 | 165710045216 |
10 | 54545008542 |
11 | 21150265262 |
12 | a6a301a566 |
13 | 51b35749ab |
14 | 28d61d47ca |
15 | 16438c402c |
hex | cb322c79e |
54545008542 has 32 divisors (see below), whose sum is σ = 112017669120. Its totient is φ = 17695846080.
The previous prime is 54545008519. The next prime is 54545008549. The reversal of 54545008542 is 24580054545.
It is a junction number, because it is equal to n+sod(n) for n = 54545008494 and 54545008503.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54545008549) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161518 + ... + 367665.
It is an arithmetic number, because the mean of its divisors is an integer number (3500552160).
Almost surely, 254545008542 is an apocalyptic number.
54545008542 is an abundant number, since it is smaller than the sum of its proper divisors (57472660578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54545008542 is a wasteful number, since it uses less digits than its factorization.
54545008542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 529648.
The product of its (nonzero) digits is 640000, while the sum is 42.
The spelling of 54545008542 in words is "fifty-four billion, five hundred forty-five million, eight thousand, five hundred forty-two".
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