Base | Representation |
---|---|
bin | 10010101101011111… |
… | …00101100011001100 |
3 | 221221001220120002200 |
4 | 21112233211203030 |
5 | 131033040442430 |
6 | 4340440321500 |
7 | 503634133251 |
oct | 112657454314 |
9 | 27831816080 |
10 | 10045249740 |
11 | 4295310899 |
12 | 1b44173290 |
13 | c411a1676 |
14 | 6b4181428 |
15 | 3dbd4a460 |
hex | 256be58cc |
10045249740 has 72 divisors (see below), whose sum is σ = 30856338240. Its totient is φ = 2644821504.
The previous prime is 10045249733. The next prime is 10045249757. The reversal of 10045249740 is 4794254001.
It is a happy number.
10045249740 is a `hidden beast` number, since 1 + 0 + 0 + 4 + 524 + 97 + 40 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 10045249695 and 10045249704.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 338989 + ... + 367428.
Almost surely, 210045249740 is an apocalyptic number.
10045249740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10045249740 is an abundant number, since it is smaller than the sum of its proper divisors (20811088500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10045249740 is a wasteful number, since it uses less digits than its factorization.
10045249740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 706511 (or 706506 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 36.
The spelling of 10045249740 in words is "ten billion, forty-five million, two hundred forty-nine thousand, seven hundred forty".
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