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80463454165 = 5271170934747
BaseRepresentation
bin100101011101111111…
…1101101111111010101
321200200122011222121001
41022323333231333111
52304242121013130
6100544151023301
75545650034633
oct1127377557725
9250618158531
1080463454165
1131140582056
121371706ab31
137784162653
143c7453a353
15215e0186ca
hex12bbfedfd5

80463454165 has 16 divisors (see below), whose sum is σ = 96971938560. Its totient is φ = 64093861440.

The previous prime is 80463454157. The next prime is 80463454237. The reversal of 80463454165 is 56145436408.

It is not a de Polignac number, because 80463454165 - 23 = 80463454157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2298322 + ... + 2333068.

It is an arithmetic number, because the mean of its divisors is an integer number (6060746160).

Almost surely, 280463454165 is an apocalyptic number.

It is an amenable number.

80463454165 is a deficient number, since it is larger than the sum of its proper divisors (16508484395).

80463454165 is a wasteful number, since it uses less digits than its factorization.

80463454165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36732.

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 80463454165 in words is "eighty billion, four hundred sixty-three million, four hundred fifty-four thousand, one hundred sixty-five".

Divisors: 1 5 271 1355 1709 8545 34747 173735 463139 2315695 9416437 47082185 59382623 296913115 16092690833 80463454165