Base | Representation |
---|---|
bin | 1001111010001… |
… | …00101100110101 |
3 | 12210101212200211 |
4 | 10331010230311 |
5 | 132234301101 |
6 | 12125305421 |
7 | 2026333105 |
oct | 475045465 |
9 | 183355624 |
10 | 83118901 |
11 | 42a11508 |
12 | 23a05271 |
13 | 142b2ba8 |
14 | b079205 |
15 | 746cc51 |
hex | 4f44b35 |
83118901 has 16 divisors (see below), whose sum is σ = 91022400. Its totient is φ = 75600000.
The previous prime is 83118883. The next prime is 83118907. The reversal of 83118901 is 10981138.
It is a cyclic number.
It is not a de Polignac number, because 83118901 - 211 = 83116853 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 (83118907) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138001 + ... + 138601.
It is an arithmetic number, because the mean of its divisors is an integer number (5688900).
Almost surely, 283118901 is an apocalyptic number.
It is an amenable number.
83118901 is a deficient number, since it is larger than the sum of its proper divisors (7903499).
83118901 is a wasteful number, since it uses less digits than its factorization.
83118901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 900.
The product of its (nonzero) digits is 1728, while the sum is 31.
The square root of 83118901 is about 9116.9567839274. The cubic root of 83118901 is about 436.4152627668.
The spelling of 83118901 in words is "eighty-three million, one hundred eighteen thousand, nine hundred one".
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