Base | Representation |
---|---|
bin | 10010011000111010110100… |
… | …110011001010100001001100 |
3 | 101121100210100211102012102020 |
4 | 102120322310303022201030 |
5 | 41100043120434314423 |
6 | 444002300451330140 |
7 | 23015122040600136 |
oct | 2230726463124114 |
9 | 347323324365366 |
10 | 80877267494988 |
11 | 23851947042508 |
12 | 90a26812b0950 |
13 | 3618902ab8a13 |
14 | 15d86a2c00056 |
15 | 953c0b3934e3 |
hex | 498eb4cca84c |
80877267494988 has 24 divisors (see below), whose sum is σ = 188721511223280. Its totient is φ = 26957962440960.
The previous prime is 80877267494981. The next prime is 80877267495121. The reversal of 80877267494988 is 88949476277808.
It is a happy number.
It is a super-2 number, since 2×808772674949882 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (80877267494981) 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, 140541393 + ... + 141115688.
It is an arithmetic number, because the mean of its divisors is an integer number (7863396300970).
Almost surely, 280877267494988 is an apocalyptic number.
It is an amenable number.
80877267494988 is an abundant number, since it is smaller than the sum of its proper divisors (107844243728292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80877267494988 is a wasteful number, since it uses less digits than its factorization.
80877267494988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 281681017 (or 281681015 counting only the distinct ones).
The product of its (nonzero) digits is 21849440256, while the sum is 87.
The spelling of 80877267494988 in words is "eighty trillion, eight hundred seventy-seven billion, two hundred sixty-seven million, four hundred ninety-four thousand, nine hundred eighty-eight".
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