Base | Representation |
---|---|
bin | 110001100111011… |
… | …0011100001011010 |
3 | 11022000122220011021 |
4 | 1203032303201122 |
5 | 11402143403214 |
6 | 433110553054 |
7 | 56153532316 |
oct | 14316634132 |
9 | 4260586137 |
10 | 1664825434 |
11 | 784828a98 |
12 | 3a566878a |
13 | 206bb220c |
14 | 11b16ab46 |
15 | 9b256924 |
hex | 633b385a |
1664825434 has 16 divisors (see below), whose sum is σ = 2581733376. Its totient is φ = 804546000.
The previous prime is 1664825423. The next prime is 1664825441. The reversal of 1664825434 is 4345284661.
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, 63322 + ... + 85669.
It is an arithmetic number, because the mean of its divisors is an integer number (161358336).
Almost surely, 21664825434 is an apocalyptic number.
1664825434 is a deficient number, since it is larger than the sum of its proper divisors (916907942).
1664825434 is a wasteful number, since it uses less digits than its factorization.
1664825434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149181.
The product of its digits is 552960, while the sum is 43.
The square root of 1664825434 is about 40802.2724122076. The cubic root of 1664825434 is about 1185.1943360769.
The spelling of 1664825434 in words is "one billion, six hundred sixty-four million, eight hundred twenty-five thousand, four hundred thirty-four".
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