Base | Representation |
---|---|
bin | 1110010101001101… |
… | …0100000000010100 |
3 | 100221002220010211100 |
4 | 3211103110000110 |
5 | 30334320421030 |
6 | 1433423310100 |
7 | 164222226021 |
oct | 34523240024 |
9 | 10832803740 |
10 | 3847045140 |
11 | 16a4613a54 |
12 | 8b444b330 |
13 | 494029893 |
14 | 286cda548 |
15 | 177b10360 |
hex | e54d4014 |
3847045140 has 72 divisors (see below), whose sum is σ = 12283558560. Its totient is φ = 971884224.
The previous prime is 3847045109. The next prime is 3847045157. The reversal of 3847045140 is 415407483.
3847045140 is a `hidden beast` number, since 3 + 8 + 470 + 45 + 140 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 3847045095 and 3847045104.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 559014 + ... + 565853.
It is an arithmetic number, because the mean of its divisors is an integer number (170604980).
Almost surely, 23847045140 is an apocalyptic number.
3847045140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3847045140 is an abundant number, since it is smaller than the sum of its proper divisors (8436513420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3847045140 is a wasteful number, since it uses less digits than its factorization.
3847045140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1124901 (or 1124896 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 36.
The square root of 3847045140 is about 62024.5527190644. The cubic root of 3847045140 is about 1566.9041377367.
The spelling of 3847045140 in words is "three billion, eight hundred forty-seven million, forty-five thousand, one hundred forty".
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