Base | Representation |
---|---|
bin | 10010101010100010… |
… | …011100011011100100 |
3 | 1220201200201120022112 |
4 | 102222202130123210 |
5 | 312021000302002 |
6 | 13112352420152 |
7 | 1306430622023 |
oct | 225242343344 |
9 | 56650646275 |
10 | 20041025252 |
11 | 85546aa996 |
12 | 3a73847658 |
13 | 1b75040031 |
14 | d819248ba |
15 | 7c4671852 |
hex | 4aa89c6e4 |
20041025252 has 24 divisors (see below), whose sum is σ = 36702179136. Its totient is φ = 9557200928.
The previous prime is 20041025243. The next prime is 20041025281. The reversal of 20041025252 is 25252014002.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281963 + ... + 345810.
It is an arithmetic number, because the mean of its divisors is an integer number (1529257464).
Almost surely, 220041025252 is an apocalyptic number.
It is an amenable number.
20041025252 is a deficient number, since it is larger than the sum of its proper divisors (16661153884).
20041025252 is a wasteful number, since it uses less digits than its factorization.
20041025252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 628147 (or 628145 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 23.
Adding to 20041025252 its reverse (25252014002), we get a palindrome (45293039254).
The spelling of 20041025252 in words is "twenty billion, forty-one million, twenty-five thousand, two hundred fifty-two".
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