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80415105163 = 191544377351
BaseRepresentation
bin100101011100100011…
…1010010000010001011
321200120021012121020021
41022321013102002023
52304142231331123
6100535302441311
75544522054511
oct1127107220213
9250507177207
1080415105163
11311162597a8
1213702a33237
137777134883
143c6bd524b1
152159b67c5d
hex12b91d208b

80415105163 has 8 divisors (see below), whose sum is σ = 80852023296. Its totient is φ = 79978353000.

The previous prime is 80415105157. The next prime is 80415105179. The reversal of 80415105163 is 36150151408.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 80415105163 - 225 = 80381550731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80415105263) 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, 1000938 + ... + 1078288.

It is an arithmetic number, because the mean of its divisors is an integer number (10106502912).

Almost surely, 280415105163 is an apocalyptic number.

80415105163 is a deficient number, since it is larger than the sum of its proper divisors (436918133).

80415105163 is a wasteful number, since it uses less digits than its factorization.

80415105163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82985.

The product of its (nonzero) digits is 14400, while the sum is 34.

The spelling of 80415105163 in words is "eighty billion, four hundred fifteen million, one hundred five thousand, one hundred sixty-three".

Divisors: 1 191 5443 77351 1039613 14774041 421021493 80415105163