Base | Representation |
---|---|
bin | 11001000000011010011001… |
… | …10111000101010110100001 |
3 | 21012200222011122000001120011 |
4 | 30200031030313011112201 |
5 | 24201423004441031240 |
6 | 312541540045044521 |
7 | 14403610261051012 |
oct | 1440151467052641 |
9 | 235628148001504 |
10 | 54989755798945 |
11 | 1658102a628790 |
12 | 6201471b56741 |
13 | 248b6863379c6 |
14 | d81738621009 |
15 | 655622d376ea |
hex | 32034cdc55a1 |
54989755798945 has 64 divisors (see below), whose sum is σ = 76496695799040. Its totient is φ = 37504141516800.
The previous prime is 54989755798937. The next prime is 54989755798981.
54989755798945 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 54989755798945 - 23 = 54989755798937 is a prime.
It is a super-2 number, since 2×549897557989452 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 365983935 + ... + 366134155.
It is an arithmetic number, because the mean of its divisors is an integer number (1195260871860).
Almost surely, 254989755798945 is an apocalyptic number.
54989755798945 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
54989755798945 is a deficient number, since it is larger than the sum of its proper divisors (21506940000095).
54989755798945 is a wasteful number, since it uses less digits than its factorization.
54989755798945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151666.
The product of its digits is 205752960000, while the sum is 94.
The spelling of 54989755798945 in words is "fifty-four trillion, nine hundred eighty-nine billion, seven hundred fifty-five million, seven hundred ninety-eight thousand, nine hundred forty-five".
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