Base | Representation |
---|---|
bin | 110010101011110010… |
… | …111101011110011000 |
3 | 12012110202100110120220 |
4 | 302223302331132120 |
5 | 1342423444323423 |
6 | 41000121320040 |
7 | 3634424160306 |
oct | 625362753630 |
9 | 165422313526 |
10 | 54421870488 |
11 | 210977aa877 |
12 | a669936020 |
13 | 5193bbc63b |
14 | 28c3add276 |
15 | 1637b9d9e3 |
hex | cabcbd798 |
54421870488 has 32 divisors (see below), whose sum is σ = 136869384960. Its totient is φ = 18031995680.
The previous prime is 54421870427. The next prime is 54421870493. The reversal of 54421870488 is 88407812445.
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 54421870488.
It is a congruent number.
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, 6785148 + ... + 6793163.
It is an arithmetic number, because the mean of its divisors is an integer number (4277168280).
Almost surely, 254421870488 is an apocalyptic number.
It is an amenable number.
54421870488 is an abundant number, since it is smaller than the sum of its proper divisors (82447514472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54421870488 is a wasteful number, since it uses less digits than its factorization.
54421870488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13578487 (or 13578483 counting only the distinct ones).
The product of its (nonzero) digits is 2293760, while the sum is 51.
The spelling of 54421870488 in words is "fifty-four billion, four hundred twenty-one million, eight hundred seventy thousand, four hundred eighty-eight".
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