Base | Representation |
---|---|
bin | 100101101011100111… |
… | …1110010011111010111 |
3 | 21201212111111000202101 |
4 | 1023113033302133113 |
5 | 2311211141323420 |
6 | 101101402222531 |
7 | 5563201122310 |
oct | 1132717623727 |
9 | 251774430671 |
10 | 80920651735 |
11 | 31355664390 |
12 | 138241b4a47 |
13 | 7827aac461 |
14 | 3cb914d607 |
15 | 218922960a |
hex | 12d73f27d7 |
80920651735 has 16 divisors (see below), whose sum is σ = 121065702912. Its totient is φ = 50444042400.
The previous prime is 80920651733. The next prime is 80920651741. The reversal of 80920651735 is 53715602908.
It is not a de Polignac number, because 80920651735 - 21 = 80920651733 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80920651733) 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, 105091371 + ... + 105092140.
It is an arithmetic number, because the mean of its divisors is an integer number (7566606432).
Almost surely, 280920651735 is an apocalyptic number.
80920651735 is a deficient number, since it is larger than the sum of its proper divisors (40145051177).
80920651735 is a wasteful number, since it uses less digits than its factorization.
80920651735 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210183534.
The product of its (nonzero) digits is 453600, while the sum is 46.
It can be divided in two parts, 80920 and 651735, that added together give a triangular number (732655 = T1210).
The spelling of 80920651735 in words is "eighty billion, nine hundred twenty million, six hundred fifty-one thousand, seven hundred thirty-five".
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