Base | Representation |
---|---|
bin | 110101111000100… |
… | …1100001010111000 |
3 | 11200000011210221200 |
4 | 1223301030022320 |
5 | 12200330311031 |
6 | 455224534200 |
7 | 62543142153 |
oct | 15361141270 |
9 | 4600153850 |
10 | 1808057016 |
11 | 848667aa7 |
12 | 425621360 |
13 | 22a78142c |
14 | 1321b2c9a |
15 | a8aea8e6 |
hex | 6bc4c2b8 |
1808057016 has 24 divisors (see below), whose sum is σ = 4896821280. Its totient is φ = 602685648.
The previous prime is 1808056993. The next prime is 1808057023. The reversal of 1808057016 is 6107508081.
1808057016 is a `hidden beast` number, since 1 + 8 + 0 + 80 + 570 + 1 + 6 = 666.
It is a tau number, because it is divible by the number of its divisors (24).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12555880 + ... + 12556023.
It is an arithmetic number, because the mean of its divisors is an integer number (204034220).
Almost surely, 21808057016 is an apocalyptic number.
It is an amenable number.
1808057016 is an abundant number, since it is smaller than the sum of its proper divisors (3088764264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1808057016 is a wasteful number, since it uses less digits than its factorization.
1808057016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25111915 (or 25111908 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 36.
The square root of 1808057016 is about 42521.2536974158. The cubic root of 1808057016 is about 1218.2526755425.
The spelling of 1808057016 in words is "one billion, eight hundred eight million, fifty-seven thousand, sixteen".
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