Base | Representation |
---|---|
bin | 1010000000001… |
… | …01111000000001 |
3 | 12211220002002011 |
4 | 11000011320001 |
5 | 132440111040 |
6 | 12154252521 |
7 | 2036136664 |
oct | 500057001 |
9 | 184802064 |
10 | 83910145 |
11 | 43401a30 |
12 | 24127141 |
13 | 144cc097 |
14 | b2036db |
15 | 75773ea |
hex | 5005e01 |
83910145 has 8 divisors (see below), whose sum is σ = 109846080. Its totient is φ = 61025520.
The previous prime is 83910133. The next prime is 83910193. The reversal of 83910145 is 54101938.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 83910145 - 215 = 83877377 is a prime.
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, 762765 + ... + 762874.
It is an arithmetic number, because the mean of its divisors is an integer number (13730760).
Almost surely, 283910145 is an apocalyptic number.
It is an amenable number.
83910145 is a deficient number, since it is larger than the sum of its proper divisors (25935935).
83910145 is a wasteful number, since it uses less digits than its factorization.
83910145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1525655.
The product of its (nonzero) digits is 4320, while the sum is 31.
The square root of 83910145 is about 9160.2480861601. The cubic root of 83910145 is about 437.7956988726.
The spelling of 83910145 in words is "eighty-three million, nine hundred ten thousand, one hundred forty-five".
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