Base | Representation |
---|---|
bin | 111010010100000… |
… | …1010011011100000 |
3 | 12001100211220221200 |
4 | 1310220022123200 |
5 | 13001402414121 |
6 | 522054321200 |
7 | 66326360361 |
oct | 16450123340 |
9 | 5040756850 |
10 | 1956685536 |
11 | 914552893 |
12 | 467359200 |
13 | 2524bccc0 |
14 | 147c21b68 |
15 | b6ba8a26 |
hex | 74a0a6e0 |
1956685536 has 144 divisors (see below), whose sum is σ = 6020750736. Its totient is φ = 599205888.
The previous prime is 1956685519. The next prime is 1956685537. The reversal of 1956685536 is 6355866591.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (144).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1956685537) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 871231 + ... + 873473.
It is an arithmetic number, because the mean of its divisors is an integer number (41810769).
Almost surely, 21956685536 is an apocalyptic number.
1956685536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1956685536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3010375368).
1956685536 is an abundant number, since it is smaller than the sum of its proper divisors (4064065200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1956685536 is a wasteful number, since it uses less digits than its factorization.
1956685536 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2505 (or 2494 counting only the distinct ones).
The product of its digits is 5832000, while the sum is 54.
The square root of 1956685536 is about 44234.4383484181. The cubic root of 1956685536 is about 1250.7591199096.
The spelling of 1956685536 in words is "one billion, nine hundred fifty-six million, six hundred eighty-five thousand, five hundred thirty-six".
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