Base | Representation |
---|---|
bin | 1011101000111000… |
… | …1000011010010000 |
3 | 22001201212012010021 |
4 | 2322032020122100 |
5 | 22344303013030 |
6 | 1234003513224 |
7 | 140264554045 |
oct | 27216103220 |
9 | 8051765107 |
10 | 3124266640 |
11 | 1363626850 |
12 | 732388814 |
13 | 3aa3734b1 |
14 | 218d131cc |
15 | 13443d97a |
hex | ba388690 |
3124266640 has 160 divisors (see below), whose sum is σ = 8328324096. Its totient is φ = 1078894080.
The previous prime is 3124266637. The next prime is 3124266671. The reversal of 3124266640 is 466624213.
It is a super-2 number, since 2×31242666402 = 19522084075633779200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3124266596 and 3124266605.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3298647 + ... + 3299593.
Almost surely, 23124266640 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3124266640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4164162048).
3124266640 is an abundant number, since it is smaller than the sum of its proper divisors (5204057456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3124266640 is a wasteful number, since it uses less digits than its factorization.
3124266640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1157 (or 1151 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 34.
The square root of 3124266640 is about 55895.1396813712. The cubic root of 3124266640 is about 1461.8944944177.
The spelling of 3124266640 in words is "three billion, one hundred twenty-four million, two hundred sixty-six thousand, six hundred forty".
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