Base | Representation |
---|---|
bin | 11100010001100001011… |
… | …11001110100101011001 |
3 | 10102212120010120100011011 |
4 | 32020300233032211121 |
5 | 111404042423431034 |
6 | 2022143014133521 |
7 | 130121121160204 |
oct | 16106057164531 |
9 | 3385503510134 |
10 | 971480295769 |
11 | 345003333aa5 |
12 | 1383429512a1 |
13 | 707c17b70c9 |
14 | 3503c85293b |
15 | 1a40ca93864 |
hex | e230bce959 |
971480295769 has 27 divisors (see below), whose sum is σ = 1010855299167. Its totient is φ = 933626906784.
The previous prime is 971480295763. The next prime is 971480295787. The reversal of 971480295769 is 967592084179.
It is a happy number.
The square root of 971480295769 is 985637.
It is a perfect power (a square), and thus also a powerful number.
971480295769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 6197625625 + 965282670144 = 78725^2 + 982488^2 .
It is not a de Polignac number, because 971480295769 - 219 = 971479771481 is a prime.
It is a super-2 number, since 2×9714802957692 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (67).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (971480295763) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3103770757 + ... + 3103771069.
Almost surely, 2971480295769 is an apocalyptic number.
971480295769 is the 985637-th square number.
971480295769 is the 492819-th centered octagonal number.
It is an amenable number.
971480295769 is a deficient number, since it is larger than the sum of its proper divisors (39375003398).
971480295769 is an frugal number, since it uses more digits than its factorization.
971480295769 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 854 (or 427 counting only the distinct ones).
The product of its (nonzero) digits is 68584320, while the sum is 67.
The spelling of 971480295769 in words is "nine hundred seventy-one billion, four hundred eighty million, two hundred ninety-five thousand, seven hundred sixty-nine".
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