Base | Representation |
---|---|
bin | 100101010000000100… |
… | …1001111010110110111 |
3 | 21122111001221102001000 |
4 | 1022200021033112313 |
5 | 2302313011004322 |
6 | 100425535534343 |
7 | 5531244244104 |
oct | 1124011172667 |
9 | 248431842030 |
10 | 79996188087 |
11 | 30a20843142 |
12 | 1360668a3b3 |
13 | 770b3cba4a |
14 | 3c2c465aab |
15 | 2132eb93ac |
hex | 12a024f5b7 |
79996188087 has 8 divisors (see below), whose sum is σ = 118512871280. Its totient is φ = 53330792040.
The previous prime is 79996188073. The next prime is 79996188101. The reversal of 79996188087 is 78088169997.
It is an interprime number because it is at equal distance from previous prime (79996188073) and next prime (79996188101).
It is not a de Polignac number, because 79996188087 - 212 = 79996183991 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79996188037) 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, 1481410864 + ... + 1481410917.
It is an arithmetic number, because the mean of its divisors is an integer number (14814108910).
Almost surely, 279996188087 is an apocalyptic number.
79996188087 is a deficient number, since it is larger than the sum of its proper divisors (38516683193).
79996188087 is a wasteful number, since it uses less digits than its factorization.
79996188087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2962821790 (or 2962821784 counting only the distinct ones).
The product of its (nonzero) digits is 109734912, while the sum is 72.
The spelling of 79996188087 in words is "seventy-nine billion, nine hundred ninety-six million, one hundred eighty-eight thousand, eighty-seven".
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