Base | Representation |
---|---|
bin | 10010110111111001… |
… | …00010100011110000 |
3 | 222011011010221002020 |
4 | 21123330202203300 |
5 | 131222412001230 |
6 | 4353235151440 |
7 | 506044044663 |
oct | 113374424360 |
9 | 28134127066 |
10 | 10132531440 |
11 | 432a605929 |
12 | 1b69445580 |
13 | c562b1245 |
14 | 6c19c16da |
15 | 3e483b810 |
hex | 25bf228f0 |
10132531440 has 40 divisors (see below), whose sum is σ = 31410848208. Its totient is φ = 2702008320.
The previous prime is 10132531429. The next prime is 10132531441. The reversal of 10132531440 is 4413523101.
It is a happy number.
10132531440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 10132531440.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10132531441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21109201 + ... + 21109680.
Almost surely, 210132531440 is an apocalyptic number.
10132531440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10132531440 is an abundant number, since it is smaller than the sum of its proper divisors (21278316768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10132531440 is a wasteful number, since it uses less digits than its factorization.
10132531440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42218897 (or 42218891 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
The spelling of 10132531440 in words is "ten billion, one hundred thirty-two million, five hundred thirty-one thousand, four hundred forty".
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