Base | Representation |
---|---|
bin | 1011011110110… |
… | …1000000111011 |
3 | 10100121121121122 |
4 | 2313231000323 |
5 | 44312003411 |
6 | 4440055455 |
7 | 1123216430 |
oct | 267550073 |
9 | 110547548 |
10 | 48156731 |
11 | 25201957 |
12 | 1416458b |
13 | 9c9140c |
14 | 6577b87 |
15 | 43639db |
hex | 2ded03b |
48156731 has 4 divisors (see below), whose sum is σ = 55036272. Its totient is φ = 41277192.
The previous prime is 48156709. The next prime is 48156739. The reversal of 48156731 is 13765184.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 48156731 - 210 = 48155707 is a prime.
It is a super-2 number, since 2×481567312 = 4638141481212722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 48156691 and 48156700.
It is not an unprimeable number, because it can be changed into a prime (48156739) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3439760 + ... + 3439773.
It is an arithmetic number, because the mean of its divisors is an integer number (13759068).
Almost surely, 248156731 is an apocalyptic number.
48156731 is a deficient number, since it is larger than the sum of its proper divisors (6879541).
48156731 is an equidigital number, since it uses as much as digits as its factorization.
48156731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6879540.
The product of its digits is 20160, while the sum is 35.
The square root of 48156731 is about 6939.5050976276. The cubic root of 48156731 is about 363.8192431645.
The spelling of 48156731 in words is "forty-eight million, one hundred fifty-six thousand, seven hundred thirty-one".
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