Base | Representation |
---|---|
bin | 1110101001010000… |
… | …0111010111101000 |
3 | 101010222010200111100 |
4 | 3222110013113220 |
5 | 31022333012413 |
6 | 1450030001400 |
7 | 166263103152 |
oct | 35224072750 |
9 | 11128120440 |
10 | 3931141608 |
11 | 1738032969 |
12 | 918646260 |
13 | 4a85926c4 |
14 | 29414bad2 |
15 | 1801c2a73 |
hex | ea5075e8 |
3931141608 has 48 divisors (see below), whose sum is σ = 11273130180. Its totient is φ = 1233298944.
The previous prime is 3931141597. The next prime is 3931141609. The reversal of 3931141608 is 8061411393.
3931141608 is a `hidden beast` number, since 3 + 9 + 3 + 1 + 1 + 41 + 608 = 666.
3931141608 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 3926024964 + 5116644 = 62658^2 + 2262^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (3931141609) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1604635 + ... + 1607082.
Almost surely, 23931141608 is an apocalyptic number.
It is an amenable number.
3931141608 is an abundant number, since it is smaller than the sum of its proper divisors (7341988572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3931141608 is a wasteful number, since it uses less digits than its factorization.
3931141608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3211746 (or 3211739 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 3931141608 is about 62698.8166395507. The cubic root of 3931141608 is about 1578.2394543780.
The spelling of 3931141608 in words is "three billion, nine hundred thirty-one million, one hundred forty-one thousand, six hundred eight".
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