Base | Representation |
---|---|
bin | 1101000000110011011001… |
… | …01000011001100001110000 |
3 | 10202022120001012121212100101 |
4 | 12200121230220121201300 |
5 | 12222311301012434400 |
6 | 140505300124402144 |
7 | 6012233523254101 |
oct | 640315450314160 |
9 | 122276035555311 |
10 | 28614894655600 |
11 | 9132566053aa0 |
12 | 32619123a6354 |
13 | 12c74b05b9176 |
14 | 70cd7adc23a8 |
15 | 3495145c056a |
hex | 1a066ca19870 |
28614894655600 has 120 divisors (see below), whose sum is σ = 75946368049920. Its totient is φ = 10273701984000.
The previous prime is 28614894655583. The next prime is 28614894655601. The reversal of 28614894655600 is 655649841682.
It is a happy number.
It is a super-2 number, since 2×286148946556002 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28614894655601) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40813066 + ... + 41508265.
It is an arithmetic number, because the mean of its divisors is an integer number (632886400416).
Almost surely, 228614894655600 is an apocalyptic number.
28614894655600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28614894655600 is an abundant number, since it is smaller than the sum of its proper divisors (47331473394320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28614894655600 is a wasteful number, since it uses less digits than its factorization.
28614894655600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82321439 (or 82321428 counting only the distinct ones).
The product of its (nonzero) digits is 99532800, while the sum is 64.
The spelling of 28614894655600 in words is "twenty-eight trillion, six hundred fourteen billion, eight hundred ninety-four million, six hundred fifty-five thousand, six hundred".
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