Base | Representation |
---|---|
bin | 1011111110010001… |
… | …0110000100111000 |
3 | 22021222122220001010 |
4 | 2333210112010320 |
5 | 23040234211424 |
6 | 1250530353520 |
7 | 142434226011 |
oct | 27744260470 |
9 | 8258586033 |
10 | 3213975864 |
11 | 13aa229700 |
12 | 75842b8a0 |
13 | 3c2b22c88 |
14 | 226bc6008 |
15 | 13c25e229 |
hex | bf916138 |
3213975864 has 48 divisors (see below), whose sum is σ = 8831801160. Its totient is φ = 973931200.
The previous prime is 3213975857. The next prime is 3213975899. The reversal of 3213975864 is 4685793123.
3213975864 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 550467 + ... + 556274.
Almost surely, 23213975864 is an apocalyptic number.
It is an amenable number.
3213975864 is an abundant number, since it is smaller than the sum of its proper divisors (5617825296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3213975864 is a wasteful number, since it uses less digits than its factorization.
3213975864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1106772 (or 1106757 counting only the distinct ones).
The product of its digits is 1088640, while the sum is 48.
The square root of 3213975864 is about 56691.9382628606. The cubic root of 3213975864 is about 1475.7547972902.
The spelling of 3213975864 in words is "three billion, two hundred thirteen million, nine hundred seventy-five thousand, eight hundred sixty-four".
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