Base | Representation |
---|---|
bin | 10001010000010110… |
… | …101101110000011000 |
3 | 1202211020200222022001 |
4 | 101100112231300120 |
5 | 300421132013143 |
6 | 12302303210344 |
7 | 1224066260524 |
oct | 212026556030 |
9 | 52736628261 |
10 | 18528001048 |
11 | 7948634467 |
12 | 3710ba69b4 |
13 | 199373a83b |
14 | c7a9d0d84 |
15 | 73690314d |
hex | 4505adc18 |
18528001048 has 32 divisors (see below), whose sum is σ = 34835572800. Its totient is φ = 9238551808.
The previous prime is 18528001033. The next prime is 18528001073. The reversal of 18528001048 is 84010082581.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 18528000998 and 18528001016.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8980065 + ... + 8982127.
It is an arithmetic number, because the mean of its divisors is an integer number (1088611650).
Almost surely, 218528001048 is an apocalyptic number.
It is an amenable number.
18528001048 is a deficient number, since it is larger than the sum of its proper divisors (16307571752).
18528001048 is a wasteful number, since it uses less digits than its factorization.
18528001048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4611 (or 4607 counting only the distinct ones).
The product of its (nonzero) digits is 20480, while the sum is 37.
The spelling of 18528001048 in words is "eighteen billion, five hundred twenty-eight million, one thousand, forty-eight".
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