Base | Representation |
---|---|
bin | 10010101010101011… |
… | …11001000000000000 |
3 | 221212102122221221000 |
4 | 21111111321000000 |
5 | 131011031031243 |
6 | 4334240332000 |
7 | 503230232343 |
oct | 112525710000 |
9 | 27772587830 |
10 | 10021736448 |
11 | 4283010a19 |
12 | 1b38314000 |
13 | c3935b089 |
14 | 6b0dc045a |
15 | 3d9c535d3 |
hex | 255579000 |
10021736448 has 104 divisors (see below), whose sum is σ = 29690736800. Its totient is φ = 3340541952.
The previous prime is 10021736441. The next prime is 10021736467. The reversal of 10021736448 is 84463712001.
10021736448 is a `hidden beast` number, since 1 + 0 + 0 + 2 + 1 + 7 + 3 + 644 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (10021736441) 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, 65283 + ... + 155901.
Almost surely, 210021736448 is an apocalyptic number.
10021736448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10021736448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14845368400).
10021736448 is an abundant number, since it is smaller than the sum of its proper divisors (19669000352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10021736448 is an frugal number, since it uses more digits than its factorization.
10021736448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90652 (or 90624 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The spelling of 10021736448 in words is "ten billion, twenty-one million, seven hundred thirty-six thousand, four hundred forty-eight".
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