Base | Representation |
---|---|
bin | 10010111010000011… |
… | …000000111000011100 |
3 | 1221101211022220100001 |
4 | 102322003000320130 |
5 | 313034103041104 |
6 | 13154245344044 |
7 | 1316040351262 |
oct | 227203007034 |
9 | 57354286301 |
10 | 20301221404 |
11 | 8678568132 |
12 | 3b26a08024 |
13 | 1bb6c12659 |
14 | da82d6432 |
15 | 7dc41baa4 |
hex | 4ba0c0e1c |
20301221404 has 12 divisors (see below), whose sum is σ = 36353350264. Its totient is φ = 9914549904.
The previous prime is 20301221401. The next prime is 20301221417. The reversal of 20301221404 is 40412210302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20301221401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59015007 + ... + 59015350.
Almost surely, 220301221404 is an apocalyptic number.
It is an amenable number.
20301221404 is a deficient number, since it is larger than the sum of its proper divisors (16052128860).
20301221404 is a wasteful number, since it uses less digits than its factorization.
20301221404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118030404 (or 118030402 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 20301221404 its reverse (40412210302), we get a palindrome (60713431706).
The spelling of 20301221404 in words is "twenty billion, three hundred one million, two hundred twenty-one thousand, four hundred four".
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