Base | Representation |
---|---|
bin | 110010101100001010… |
… | …010110010011101000 |
3 | 12012111011212221202212 |
4 | 302230022112103220 |
5 | 1342432032022022 |
6 | 41000500544252 |
7 | 3634530244103 |
oct | 625412262350 |
9 | 165434787685 |
10 | 54428001512 |
11 | 210a0208135 |
12 | a66b9b2088 |
13 | 5195258171 |
14 | 28c485773a |
15 | 16384b03e2 |
hex | cac2964e8 |
54428001512 has 32 divisors (see below), whose sum is σ = 104565573000. Its totient is φ = 26544153600.
The previous prime is 54428001451. The next prime is 54428001517. The reversal of 54428001512 is 21510082445.
It can be written as a sum of positive squares in 4 ways, for example, as 26235576676 + 28192424836 = 161974^2 + 167906^2 .
It is a super-2 number, since 2×544280015122 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (54428001517) 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, 1630364 + ... + 1663412.
Almost surely, 254428001512 is an apocalyptic number.
It is an amenable number.
54428001512 is a deficient number, since it is larger than the sum of its proper divisors (50137571488).
54428001512 is a wasteful number, since it uses less digits than its factorization.
54428001512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38117 (or 38113 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 32.
Adding to 54428001512 its reverse (21510082445), we get a palindrome (75938083957).
The spelling of 54428001512 in words is "fifty-four billion, four hundred twenty-eight million, one thousand, five hundred twelve".
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