Base | Representation |
---|---|
bin | 10011000000101010… |
… | …011111001011010001 |
3 | 1221200120012211210110 |
4 | 103000222133023101 |
5 | 313301012414101 |
6 | 13213252551533 |
7 | 1321556053431 |
oct | 230052371321 |
9 | 57616184713 |
10 | 20412232401 |
11 | 872519a360 |
12 | 3b580225a9 |
13 | 1c03c0cc32 |
14 | db8d522c1 |
15 | 7e7048cd6 |
hex | 4c0a9f2d1 |
20412232401 has 64 divisors (see below), whose sum is σ = 31969437696. Its totient is φ = 11447116800.
The previous prime is 20412232391. The next prime is 20412232417. The reversal of 20412232401 is 10423221402.
It is not a de Polignac number, because 20412232401 - 25 = 20412232369 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20412239401) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25610935 + ... + 25611731.
It is an arithmetic number, because the mean of its divisors is an integer number (499522464).
Almost surely, 220412232401 is an apocalyptic number.
It is an amenable number.
20412232401 is a deficient number, since it is larger than the sum of its proper divisors (11557205295).
20412232401 is a wasteful number, since it uses less digits than its factorization.
20412232401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1542.
The product of its (nonzero) digits is 768, while the sum is 21.
Adding to 20412232401 its reverse (10423221402), we get a palindrome (30835453803).
The spelling of 20412232401 in words is "twenty billion, four hundred twelve million, two hundred thirty-two thousand, four hundred one".
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