Base | Representation |
---|---|
bin | 10011010111111001… |
… | …00101110011110001 |
3 | 222211212021112120020 |
4 | 21223330211303301 |
5 | 132300122331314 |
6 | 4440025034053 |
7 | 515513605314 |
oct | 115374456361 |
9 | 28755245506 |
10 | 10400980209 |
11 | 445809a414 |
12 | 2023325929 |
13 | c99ab2c79 |
14 | 70950097b |
15 | 40d1b6da9 |
hex | 26bf25cf1 |
10400980209 has 16 divisors (see below), whose sum is σ = 14803476480. Its totient is φ = 6476515920.
The previous prime is 10400980207. The next prime is 10400980217. The reversal of 10400980209 is 90208900401.
It is not a de Polignac number, because 10400980209 - 21 = 10400980207 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 10400980209.
It is not an unprimeable number, because it can be changed into a prime (10400980207) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1280977 + ... + 1289070.
It is an arithmetic number, because the mean of its divisors is an integer number (925217280).
Almost surely, 210400980209 is an apocalyptic number.
10400980209 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
10400980209 is a deficient number, since it is larger than the sum of its proper divisors (4402496271).
10400980209 is a wasteful number, since it uses less digits than its factorization.
10400980209 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2570140.
The product of its (nonzero) digits is 5184, while the sum is 33.
The spelling of 10400980209 in words is "ten billion, four hundred million, nine hundred eighty thousand, two hundred nine".
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