Base | Representation |
---|---|
bin | 110101000110011001… |
… | …111100011000100100 |
3 | 12110011112020202201220 |
4 | 311012121330120210 |
5 | 1413232014442100 |
6 | 42105342020340 |
7 | 4055622066321 |
oct | 650631743044 |
9 | 173145222656 |
10 | 57015780900 |
11 | 221a8a16091 |
12 | b0725776b0 |
13 | 54b840c880 |
14 | 2a8c3d7b48 |
15 | 173a779aa0 |
hex | d4667c624 |
57015780900 has 72 divisors (see below), whose sum is σ = 177655337664. Its totient is φ = 14034652800.
The previous prime is 57015780893. The next prime is 57015780911. The reversal of 57015780900 is 908751075.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7305816 + ... + 7313615.
Almost surely, 257015780900 is an apocalyptic number.
57015780900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
57015780900 is an abundant number, since it is smaller than the sum of its proper divisors (120639556764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57015780900 is a wasteful number, since it uses less digits than its factorization.
57015780900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14619461 (or 14619454 counting only the distinct ones).
The product of its (nonzero) digits is 88200, while the sum is 42.
The spelling of 57015780900 in words is "fifty-seven billion, fifteen million, seven hundred eighty thousand, nine hundred".
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