Base | Representation |
---|---|
bin | 1010000010000010… |
… | …11111101000001111 |
3 | 111220100110221201010 |
4 | 11001001133220033 |
5 | 42012241044111 |
6 | 2250234020303 |
7 | 250316131212 |
oct | 50101375017 |
9 | 14810427633 |
10 | 5385878031 |
11 | 2314207976 |
12 | 1063877693 |
13 | 67aa973a1 |
14 | 39142b779 |
15 | 217c7aaa6 |
hex | 14105fa0f |
5385878031 has 16 divisors (see below), whose sum is σ = 7439618048. Its totient is φ = 3462199200.
The previous prime is 5385877943. The next prime is 5385878041. The reversal of 5385878031 is 1308785835.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-5385878031 is a prime.
It is a super-2 number, since 2×53858780312 = 58015364329616873922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5385878041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78775 + ... + 130296.
It is an arithmetic number, because the mean of its divisors is an integer number (464976128).
Almost surely, 25385878031 is an apocalyptic number.
5385878031 is a deficient number, since it is larger than the sum of its proper divisors (2053740017).
5385878031 is a wasteful number, since it uses less digits than its factorization.
5385878031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 209382.
The product of its (nonzero) digits is 806400, while the sum is 48.
The square root of 5385878031 is about 73388.5415511168. The cubic root of 5385878031 is about 1752.8799415815.
The spelling of 5385878031 in words is "five billion, three hundred eighty-five million, eight hundred seventy-eight thousand, thirty-one".
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