Base | Representation |
---|---|
bin | 11110111101100111… |
… | …01100000111000100 |
3 | 1120220111002120201021 |
4 | 33132303230013010 |
5 | 233020441300420 |
6 | 11345252240524 |
7 | 1125635054644 |
oct | 173663540704 |
9 | 46814076637 |
10 | 16622993860 |
11 | 7060279360 |
12 | 327b010144 |
13 | 174bb72b55 |
14 | b399c2524 |
15 | 6745567aa |
hex | 3decec1c4 |
16622993860 has 24 divisors (see below), whose sum is σ = 38081768256. Its totient is φ = 6044724960.
The previous prime is 16622993843. The next prime is 16622993899. The reversal of 16622993860 is 6839922661.
It is a junction number, because it is equal to n+sod(n) for n = 16622993798 and 16622993807.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37779312 + ... + 37779751.
It is an arithmetic number, because the mean of its divisors is an integer number (1586740344).
Almost surely, 216622993860 is an apocalyptic number.
16622993860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
16622993860 is an abundant number, since it is smaller than the sum of its proper divisors (21458774396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16622993860 is a wasteful number, since it uses less digits than its factorization.
16622993860 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75559083 (or 75559081 counting only the distinct ones).
The product of its (nonzero) digits is 1679616, while the sum is 52.
The spelling of 16622993860 in words is "sixteen billion, six hundred twenty-two million, nine hundred ninety-three thousand, eight hundred sixty".
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