Base | Representation |
---|---|
bin | 1011011110110… |
… | …1000001001101 |
3 | 10100121121122022 |
4 | 2313231001031 |
5 | 44312003444 |
6 | 4440055525 |
7 | 1123216454 |
oct | 267550115 |
9 | 110547568 |
10 | 48156749 |
11 | 25201973 |
12 | 141645a5 |
13 | 9c91424 |
14 | 6577b9b |
15 | 43639ee |
hex | 2ded04d |
48156749 has 4 divisors (see below), whose sum is σ = 48536064. Its totient is φ = 47777436.
The previous prime is 48156739. The next prime is 48156763. The reversal of 48156749 is 94765184.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-48156749 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48156709) 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, 189467 + ... + 189720.
It is an arithmetic number, because the mean of its divisors is an integer number (12134016).
Almost surely, 248156749 is an apocalyptic number.
It is an amenable number.
48156749 is a deficient number, since it is larger than the sum of its proper divisors (379315).
48156749 is a wasteful number, since it uses less digits than its factorization.
48156749 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 379314.
The product of its digits is 241920, while the sum is 44.
The square root of 48156749 is about 6939.5063945500. The cubic root of 48156749 is about 363.8192884938.
The spelling of 48156749 in words is "forty-eight million, one hundred fifty-six thousand, seven hundred forty-nine".
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