Base | Representation |
---|---|
bin | 101101010011100100… |
… | …001010001100001101 |
3 | 11122120021012202102000 |
4 | 231103210022030031 |
5 | 1244112014044414 |
6 | 34203054022513 |
7 | 3341336342052 |
oct | 552344121415 |
9 | 148507182360 |
10 | 48646628109 |
11 | 196a3831792 |
12 | 95177a7a39 |
13 | 4783568961 |
14 | 24d6ab9029 |
15 | 13eab60b09 |
hex | b5390a30d |
48646628109 has 16 divisors (see below), whose sum is σ = 72093969600. Its totient is φ = 32419884528.
The previous prime is 48646628089. The next prime is 48646628111. The reversal of 48646628109 is 90182664684.
48646628109 is a `hidden beast` number, since 4 + 8 + 6 + 4 + 6 + 628 + 1 + 0 + 9 = 666.
It is not a de Polignac number, because 48646628109 - 28 = 48646627853 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48646628609) 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, 231139 + ... + 388224.
It is an arithmetic number, because the mean of its divisors is an integer number (4505873100).
Almost surely, 248646628109 is an apocalyptic number.
It is an amenable number.
48646628109 is a deficient number, since it is larger than the sum of its proper divisors (23447341491).
48646628109 is a wasteful number, since it uses less digits than its factorization.
48646628109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 622281 (or 622275 counting only the distinct ones).
The product of its (nonzero) digits is 3981312, while the sum is 54.
The spelling of 48646628109 in words is "forty-eight billion, six hundred forty-six million, six hundred twenty-eight thousand, one hundred nine".
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