Base | Representation |
---|---|
bin | 10011011110010001… |
… | …10011001001110000 |
3 | 222222121000020201001 |
4 | 21233020303021300 |
5 | 132402323342430 |
6 | 4445220251344 |
7 | 520033613344 |
oct | 115710631160 |
9 | 28877006631 |
10 | 10454512240 |
11 | 4485332867 |
12 | 2039240b54 |
13 | ca7c06c23 |
14 | 712677624 |
15 | 412c3d3ca |
hex | 26f233270 |
10454512240 has 40 divisors (see below), whose sum is σ = 24413861520. Its totient is φ = 4163375616.
The previous prime is 10454512217. The next prime is 10454512241. The reversal of 10454512240 is 4221545401.
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 10454512199 and 10454512208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10454512241) 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, 269685 + ... + 306004.
It is an arithmetic number, because the mean of its divisors is an integer number (610346538).
Almost surely, 210454512240 is an apocalyptic number.
10454512240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10454512240 is an abundant number, since it is smaller than the sum of its proper divisors (13959349280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10454512240 is a wasteful number, since it uses less digits than its factorization.
10454512240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 575929 (or 575923 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 28.
The spelling of 10454512240 in words is "ten billion, four hundred fifty-four million, five hundred twelve thousand, two hundred forty".
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