Base | Representation |
---|---|
bin | 10011100010000010010001 |
3 | 100122010112000 |
4 | 103202002101 |
5 | 2302321040 |
6 | 301424213 |
7 | 61343352 |
oct | 23420221 |
9 | 10563460 |
10 | 5120145 |
11 | 2987928 |
12 | 186b069 |
13 | 10a3694 |
14 | 973d29 |
15 | 6b2130 |
hex | 4e2091 |
5120145 has 64 divisors (see below), whose sum is σ = 10160640. Its totient is φ = 2433024.
The previous prime is 5120131. The next prime is 5120183. The reversal of 5120145 is 5410215.
5120145 = 562 + 572 + ... + 2492.
It is not a de Polignac number, because 5120145 - 25 = 5120113 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 52737 + ... + 52833.
It is an arithmetic number, because the mean of its divisors is an integer number (158760).
Almost surely, 25120145 is an apocalyptic number.
It is an amenable number.
5120145 is a deficient number, since it is larger than the sum of its proper divisors (5040495).
5120145 is a wasteful number, since it uses less digits than its factorization.
5120145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151 (or 145 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 18.
The square root of 5120145 is about 2262.7737403461. The cubic root of 5120145 is about 172.3564022342.
The spelling of 5120145 in words is "five million, one hundred twenty thousand, one hundred forty-five".
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