Base | Representation |
---|---|
bin | 11111000010010000111110 |
3 | 120022100010210 |
4 | 133002100332 |
5 | 4040320432 |
6 | 450213250 |
7 | 126103236 |
oct | 37022076 |
9 | 16270123 |
10 | 8135742 |
11 | 465755a |
12 | 2884226 |
13 | 18bb164 |
14 | 111acc6 |
15 | aaa8cc |
hex | 7c243e |
8135742 has 8 divisors (see below), whose sum is σ = 16271496. Its totient is φ = 2711912.
The previous prime is 8135713. The next prime is 8135759. The reversal of 8135742 is 2475318.
It is a sphenic number, since it is the product of 3 distinct primes.
8135742 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 677973 + ... + 677984.
It is an arithmetic number, because the mean of its divisors is an integer number (2033937).
Almost surely, 28135742 is an apocalyptic number.
8135742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8135742 is a wasteful number, since it uses less digits than its factorization.
8135742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1355962.
The product of its digits is 6720, while the sum is 30.
The square root of 8135742 is about 2852.3222118127. The cubic root of 8135742 is about 201.1248450906.
It can be divided in two parts, 813 and 5742, that added together give a triangular number (6555 = T114).
The spelling of 8135742 in words is "eight million, one hundred thirty-five thousand, seven hundred forty-two".
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