Base | Representation |
---|---|
bin | 1001101001010… |
… | …10000010000010 |
3 | 12122020210002210 |
4 | 10310222002002 |
5 | 131203200024 |
6 | 12010122550 |
7 | 2001513354 |
oct | 464520202 |
9 | 178223083 |
10 | 80912514 |
11 | 41744851 |
12 | 23120456 |
13 | 139bc837 |
14 | aa630d4 |
15 | 7184129 |
hex | 4d2a082 |
80912514 has 16 divisors (see below), whose sum is σ = 163428480. Its totient is φ = 26703600.
The previous prime is 80912479. The next prime is 80912527. The reversal of 80912514 is 41521908.
It is a happy number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66154 + ... + 67365.
It is an arithmetic number, because the mean of its divisors is an integer number (10214280).
Almost surely, 280912514 is an apocalyptic number.
80912514 is an abundant number, since it is smaller than the sum of its proper divisors (82515966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80912514 is a wasteful number, since it uses less digits than its factorization.
80912514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133625.
The product of its (nonzero) digits is 2880, while the sum is 30.
The square root of 80912514 is about 8995.1383535774. The cubic root of 80912514 is about 432.5190413393.
The spelling of 80912514 in words is "eighty million, nine hundred twelve thousand, five hundred fourteen".
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