Base | Representation |
---|---|
bin | 1110010011001001… |
… | …0100000000000010 |
3 | 100220111121122012110 |
4 | 3210302110000002 |
5 | 30330112104440 |
6 | 1432514040150 |
7 | 164055546066 |
oct | 34462240002 |
9 | 10814548173 |
10 | 3838394370 |
11 | 169a745558 |
12 | 8b1579056 |
13 | 4922bb195 |
14 | 285ac7aa6 |
15 | 176ea2080 |
hex | e4c94002 |
3838394370 has 32 divisors (see below), whose sum is σ = 9214731072. Its totient is φ = 1023284672.
The previous prime is 3838394369. The next prime is 3838394381. The reversal of 3838394370 is 734938383.
It is a happy number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104449 + ... + 136331.
It is an arithmetic number, because the mean of its divisors is an integer number (287960346).
Almost surely, 23838394370 is an apocalyptic number.
3838394370 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
3838394370 is an abundant number, since it is smaller than the sum of its proper divisors (5376336702).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3838394370 is a wasteful number, since it uses less digits than its factorization.
3838394370 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35906.
The product of its (nonzero) digits is 1306368, while the sum is 48.
The square root of 3838394370 is about 61954.7768134145. The cubic root of 3838394370 is about 1565.7287680912.
It can be divided in two parts, 383 and 8394370, that added together give a triangular number (8394753 = T4097).
The spelling of 3838394370 in words is "three billion, eight hundred thirty-eight million, three hundred ninety-four thousand, three hundred seventy".
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