Base | Representation |
---|---|
bin | 1011101010101… |
… | …0011010000001 |
3 | 10102002000202010 |
4 | 2322222122001 |
5 | 100011314411 |
6 | 4504443133 |
7 | 1132630203 |
oct | 272523201 |
9 | 112060663 |
10 | 48932481 |
11 | 25691774 |
12 | 144794a9 |
13 | a1a3540 |
14 | 66da773 |
15 | 44687a6 |
hex | 2eaa681 |
48932481 has 16 divisors (see below), whose sum is σ = 70640640. Its totient is φ = 29950080.
The previous prime is 48932473. The next prime is 48932489. The reversal of 48932481 is 18423984.
It is an interprime number because it is at equal distance from previous prime (48932473) and next prime (48932489).
It is not a de Polignac number, because 48932481 - 23 = 48932473 is a prime.
It is a super-2 number, since 2×489324812 = 4788775393630722, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (48932489) 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, 4165 + ... + 10733.
It is an arithmetic number, because the mean of its divisors is an integer number (4415040).
Almost surely, 248932481 is an apocalyptic number.
It is an amenable number.
48932481 is a deficient number, since it is larger than the sum of its proper divisors (21708159).
48932481 is a wasteful number, since it uses less digits than its factorization.
48932481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6776.
The product of its digits is 55296, while the sum is 39.
The square root of 48932481 is about 6995.1755517642. The cubic root of 48932481 is about 365.7624171024.
The spelling of 48932481 in words is "forty-eight million, nine hundred thirty-two thousand, four hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •