Base | Representation |
---|---|
bin | 1011011111110… |
… | …0111000111011 |
3 | 10100201220210221 |
4 | 2313330320323 |
5 | 44321044010 |
6 | 4441320511 |
7 | 1123610131 |
oct | 267747073 |
9 | 110656727 |
10 | 48221755 |
11 | 2524679a |
12 | 14196137 |
13 | 9cb4baa |
14 | 6593751 |
15 | 4377dda |
hex | 2dfce3b |
48221755 has 16 divisors (see below), whose sum is σ = 59076864. Its totient is φ = 37779040.
The previous prime is 48221749. The next prime is 48221759. The reversal of 48221755 is 55712284.
It is a happy number.
It is not a de Polignac number, because 48221755 - 27 = 48221627 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 48221755.
It is not an unprimeable number, because it can be changed into a prime (48221759) 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, 53922 + ... + 54808.
It is an arithmetic number, because the mean of its divisors is an integer number (3692304).
Almost surely, 248221755 is an apocalyptic number.
48221755 is a deficient number, since it is larger than the sum of its proper divisors (10855109).
48221755 is a wasteful number, since it uses less digits than its factorization.
48221755 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1106.
The product of its digits is 22400, while the sum is 34.
The square root of 48221755 is about 6944.1885775085. The cubic root of 48221755 is about 363.9829194376.
It can be divided in two parts, 482 and 21755, that multiplied together give a triangular number (10485910 = T4579).
The spelling of 48221755 in words is "forty-eight million, two hundred twenty-one thousand, seven hundred fifty-five".
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