Base | Representation |
---|---|
bin | 1101010101101100… |
… | …00100001001000000 |
3 | 200111002012001011221 |
4 | 12222312010021000 |
5 | 104131241014002 |
6 | 3142334444424 |
7 | 342314522503 |
oct | 65266041100 |
9 | 20432161157 |
10 | 7161266752 |
11 | 3045391782 |
12 | 147a363714 |
13 | 8a184b163 |
14 | 4bd13913a |
15 | 2bda71c37 |
hex | 1aad84240 |
7161266752 has 56 divisors (see below), whose sum is σ = 15037564032. Its totient is φ = 3376665600.
The previous prime is 7161266617. The next prime is 7161266753. The reversal of 7161266752 is 2576621617.
It is a junction number, because it is equal to n+sod(n) for n = 7161266699 and 7161266708.
It is not an unprimeable number, because it can be changed into a prime (7161266753) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70252 + ... + 138772.
Almost surely, 27161266752 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 7161266752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7518782016).
7161266752 is an abundant number, since it is smaller than the sum of its proper divisors (7876297280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7161266752 is a wasteful number, since it uses less digits than its factorization.
7161266752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68627 (or 68617 counting only the distinct ones).
The product of its digits is 211680, while the sum is 43.
The square root of 7161266752 is about 84624.2681031866. The cubic root of 7161266752 is about 1927.5098987841.
The spelling of 7161266752 in words is "seven billion, one hundred sixty-one million, two hundred sixty-six thousand, seven hundred fifty-two".
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