Base | Representation |
---|---|
bin | 11111000100101100100110 |
3 | 120022211210200 |
4 | 133010230212 |
5 | 4041130302 |
6 | 450331330 |
7 | 126144255 |
oct | 37045446 |
9 | 16284720 |
10 | 8145702 |
11 | 4663a94 |
12 | 2889b46 |
13 | 18c2856 |
14 | 112079c |
15 | aad81c |
hex | 7c4b26 |
8145702 has 12 divisors (see below), whose sum is σ = 17649060. Its totient is φ = 2715228.
The previous prime is 8145691. The next prime is 8145707. The reversal of 8145702 is 2075418.
8145702 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×81457022 = 132704922145608, which contains 22 as substring.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8145707) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226252 + ... + 226287.
It is an arithmetic number, because the mean of its divisors is an integer number (1470755).
Almost surely, 28145702 is an apocalyptic number.
8145702 is an abundant number, since it is smaller than the sum of its proper divisors (9503358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8145702 is a wasteful number, since it uses less digits than its factorization.
8145702 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 452547 (or 452544 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 8145702 is about 2854.0676235857. The cubic root of 8145702 is about 201.2068858171.
The spelling of 8145702 in words is "eight million, one hundred forty-five thousand, seven hundred two".
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