Base | Representation |
---|---|
bin | 100101011001000001… |
… | …0000010011010100100 |
3 | 21200020222122011102001 |
4 | 1022302002002122210 |
5 | 2303421322234311 |
6 | 100515420055044 |
7 | 5541550126501 |
oct | 1126202023244 |
9 | 250228564361 |
10 | 80296289956 |
11 | 31065187113 |
12 | 1368b094484 |
13 | 775863400c |
14 | 3c5a2644a8 |
15 | 214e4e84c1 |
hex | 12b20826a4 |
80296289956 has 27 divisors (see below), whose sum is σ = 148323356769. Its totient is φ = 38029984128.
The previous prime is 80296289951. The next prime is 80296290017. The reversal of 80296289956 is 65998269208.
The square root of 80296289956 is 283366.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 24214472100 + 56081817856 = 155610^2 + 236816^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (80296289951) 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 8 ways as a sum of consecutive naturals, for example, 10764180 + ... + 10771636.
Almost surely, 280296289956 is an apocalyptic number.
80296289956 is the 283366-th square number.
It is an amenable number.
80296289956 is a deficient number, since it is larger than the sum of its proper divisors (68027066813).
80296289956 is an frugal number, since it uses more digits than its factorization.
80296289956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14956 (or 7478 counting only the distinct ones).
The product of its (nonzero) digits is 33592320, while the sum is 64.
Multiplying 80296289956 by its sum of digits (64), we get a square (5138962557184 = 22669282).
The spelling of 80296289956 in words is "eighty billion, two hundred ninety-six million, two hundred eighty-nine thousand, nine hundred fifty-six".
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