Base | Representation |
---|---|
bin | 100101011011011010… |
… | …0110100101001100100 |
3 | 21200110120222000102010 |
4 | 1022312310310221210 |
5 | 2304102414234110 |
6 | 100531411514220 |
7 | 5543544530451 |
oct | 1126664645144 |
9 | 250416860363 |
10 | 80376711780 |
11 | 310a6616232 |
12 | 136b1bb8970 |
13 | 776c1b13b1 |
14 | 3c66bda828 |
15 | 21565d2020 |
hex | 12b6d34a64 |
80376711780 has 24 divisors (see below), whose sum is σ = 225054793152. Its totient is φ = 21433789792.
The previous prime is 80376711719. The next prime is 80376711787. The reversal of 80376711780 is 8711767308.
It is not an unprimeable number, because it can be changed into a prime (80376711787) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669805872 + ... + 669805991.
It is an arithmetic number, because the mean of its divisors is an integer number (9377283048).
Almost surely, 280376711780 is an apocalyptic number.
It is an amenable number.
80376711780 is an abundant number, since it is smaller than the sum of its proper divisors (144678081372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80376711780 is a wasteful number, since it uses less digits than its factorization.
80376711780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1339611875 (or 1339611873 counting only the distinct ones).
The product of its (nonzero) digits is 395136, while the sum is 48.
The spelling of 80376711780 in words is "eighty billion, three hundred seventy-six million, seven hundred eleven thousand, seven hundred eighty".
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