Base | Representation |
---|---|
bin | 100101100011000101… |
… | …1111000101101100110 |
3 | 21201010112212202002220 |
4 | 1023012023320231212 |
5 | 2310114402302344 |
6 | 101013135213210 |
7 | 5553124140600 |
oct | 1130613705546 |
9 | 251115782086 |
10 | 80634415974 |
11 | 31219031202 |
12 | 13764377206 |
13 | 77b06c0698 |
14 | 3c8d120170 |
15 | 216e038c19 |
hex | 12c62f8b66 |
80634415974 has 36 divisors (see below), whose sum is σ = 187609765572. Its totient is φ = 23037013440.
The previous prime is 80634415969. The next prime is 80634416021. The reversal of 80634415974 is 47951443608.
It is a happy number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4860654 + ... + 4877214.
It is an arithmetic number, because the mean of its divisors is an integer number (5211382377).
Almost surely, 280634415974 is an apocalyptic number.
80634415974 is an abundant number, since it is smaller than the sum of its proper divisors (106975349598).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80634415974 is an frugal number, since it uses more digits than its factorization.
80634415974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33141 (or 16573 counting only the distinct ones).
The product of its (nonzero) digits is 2903040, while the sum is 51.
The spelling of 80634415974 in words is "eighty billion, six hundred thirty-four million, four hundred fifteen thousand, nine hundred seventy-four".
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