Base | Representation |
---|---|
bin | 100100100101111… |
… | …1101000101000110 |
3 | 10011120110021201110 |
4 | 1021023331011012 |
5 | 10003313324114 |
6 | 321501305450 |
7 | 42266504322 |
oct | 11113750506 |
9 | 3146407643 |
10 | 1227870534 |
11 | 580112340 |
12 | 2a3265286 |
13 | 167502117 |
14 | b9106982 |
15 | 72be3759 |
hex | 492fd146 |
1227870534 has 32 divisors (see below), whose sum is σ = 2705529600. Its totient is φ = 368396000.
The previous prime is 1227870533. The next prime is 1227870541. The reversal of 1227870534 is 4350787221.
It is a junction number, because it is equal to n+sod(n) for n = 1227870492 and 1227870501.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1227870533) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85434 + ... + 98765.
It is an arithmetic number, because the mean of its divisors is an integer number (84547800).
Almost surely, 21227870534 is an apocalyptic number.
1227870534 is an abundant number, since it is smaller than the sum of its proper divisors (1477659066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1227870534 is a wasteful number, since it uses less digits than its factorization.
1227870534 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 184316.
The product of its (nonzero) digits is 94080, while the sum is 39.
The square root of 1227870534 is about 35040.9836334541. The cubic root of 1227870534 is about 1070.8225933460.
The spelling of 1227870534 in words is "one billion, two hundred twenty-seven million, eight hundred seventy thousand, five hundred thirty-four".
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