Base | Representation |
---|---|
bin | 10011100000110100000010 |
3 | 100121212122120 |
4 | 103200310002 |
5 | 2302141023 |
6 | 301345110 |
7 | 61322640 |
oct | 23406402 |
9 | 10555576 |
10 | 5115138 |
11 | 2984096 |
12 | 1868196 |
13 | 10a1312 |
14 | 972190 |
15 | 6b08e3 |
hex | 4e0d02 |
5115138 has 16 divisors (see below), whose sum is σ = 11691840. Its totient is φ = 1461456.
The previous prime is 5115137. The next prime is 5115167. The reversal of 5115138 is 8315115.
It is not an unprimeable number, because it can be changed into a prime (5115133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60853 + ... + 60936.
It is an arithmetic number, because the mean of its divisors is an integer number (730740).
Almost surely, 25115138 is an apocalyptic number.
5115138 is an abundant number, since it is smaller than the sum of its proper divisors (6576702).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5115138 is a wasteful number, since it uses less digits than its factorization.
5115138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121801.
The product of its digits is 600, while the sum is 24.
The square root of 5115138 is about 2261.6670842544. The cubic root of 5115138 is about 172.3002013542.
It can be divided in two parts, 5115 and 138, that added together give a triangular number (5253 = T102).
The spelling of 5115138 in words is "five million, one hundred fifteen thousand, one hundred thirty-eight".
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