Base | Representation |
---|---|
bin | 1111011000101001… |
… | …1100000011010000 |
3 | 101122211012020220220 |
4 | 3312022130003100 |
5 | 31424230301342 |
6 | 1521450433040 |
7 | 204225560352 |
oct | 36612340320 |
9 | 11584166826 |
10 | 4129931472 |
11 | 182a269707 |
12 | 973132780 |
13 | 50a814c44 |
14 | 2b26d70d2 |
15 | 19288d5ec |
hex | f629c0d0 |
4129931472 has 80 divisors (see below), whose sum is σ = 10786571520. Its totient is φ = 1361558016.
The previous prime is 4129931437. The next prime is 4129931483. The reversal of 4129931472 is 2741399214.
It is a happy number.
It is a congruent 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, 1799958 + ... + 1802250.
It is an arithmetic number, because the mean of its divisors is an integer number (134832144).
Almost surely, 24129931472 is an apocalyptic number.
It is an amenable number.
4129931472 is an abundant number, since it is smaller than the sum of its proper divisors (6656640048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4129931472 is a wasteful number, since it uses less digits than its factorization.
4129931472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2700 (or 2694 counting only the distinct ones).
The product of its digits is 108864, while the sum is 42.
The square root of 4129931472 is about 64264.5428833039. The cubic root of 4129931472 is about 1604.4060161679.
It can be divided in two parts, 41299 and 31472, that added together give a triangular number (72771 = T381).
The spelling of 4129931472 in words is "four billion, one hundred twenty-nine million, nine hundred thirty-one thousand, four hundred seventy-two".
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