Base | Representation |
---|---|
bin | 110011111010101010… |
… | …101011010001000000 |
3 | 12022212222020102121111 |
4 | 303322222223101000 |
5 | 1403131221130231 |
6 | 41335310533104 |
7 | 4012262343661 |
oct | 637252532100 |
9 | 168788212544 |
10 | 55745098816 |
11 | 21706722900 |
12 | a978b07194 |
13 | 534509b294 |
14 | 29ab749368 |
15 | 16b3e2b4b1 |
hex | cfaaab440 |
55745098816 has 63 divisors (see below), whose sum is σ = 121635013143. Its totient is φ = 25329237120.
The previous prime is 55745098793. The next prime is 55745098847. The reversal of 55745098816 is 61889054755.
It is a happy number.
The square root of 55745098816 is 236104.
It is a perfect power (a square), and thus also a powerful number.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 20775811 + ... + 20778493.
Almost surely, 255745098816 is an apocalyptic number.
55745098816 is the 236104-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55745098816
55745098816 is an abundant number, since it is smaller than the sum of its proper divisors (65889914327).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55745098816 is an frugal number, since it uses more digits than its factorization.
55745098816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5400 (or 2696 counting only the distinct ones).
The product of its (nonzero) digits is 12096000, while the sum is 58.
The spelling of 55745098816 in words is "fifty-five billion, seven hundred forty-five million, ninety-eight thousand, eight hundred sixteen".
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