Base | Representation |
---|---|
bin | 110011001011000001… |
… | …010100000110100111 |
3 | 12020211021002010110202 |
4 | 303023001110012213 |
5 | 1400012101230022 |
6 | 41124113341115 |
7 | 3653414654402 |
oct | 631301240647 |
9 | 166737063422 |
10 | 54945726887 |
11 | 21336480947 |
12 | a79526779b |
13 | 52485a823c |
14 | 2933504d39 |
15 | 1668b7a592 |
hex | ccb0541a7 |
54945726887 has 8 divisors (see below), whose sum is σ = 55320338304. Its totient is φ = 54571573368.
The previous prime is 54945726883. The next prime is 54945726917. The reversal of 54945726887 is 78862754945.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54945726887 - 22 = 54945726883 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54945726883) 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, 128078 + ... + 355380.
It is an arithmetic number, because the mean of its divisors is an integer number (6915042288).
Almost surely, 254945726887 is an apocalyptic number.
54945726887 is a deficient number, since it is larger than the sum of its proper divisors (374611417).
54945726887 is a wasteful number, since it uses less digits than its factorization.
54945726887 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228949.
The product of its digits is 135475200, while the sum is 65.
The spelling of 54945726887 in words is "fifty-four billion, nine hundred forty-five million, seven hundred twenty-six thousand, eight hundred eighty-seven".
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