Base | Representation |
---|---|
bin | 10001110000100110010… |
… | …011101011010011111101 |
3 | 11022200002201010111110202 |
4 | 101300212103223103331 |
5 | 124443401312420123 |
6 | 2332352234413245 |
7 | 154112660530430 |
oct | 21604623532375 |
9 | 4280081114422 |
10 | 1220413404413 |
11 | 430635606a55 |
12 | 178635b91225 |
13 | 8b113818228 |
14 | 430d56a3817 |
15 | 21b2bdb6a28 |
hex | 11c264eb4fd |
1220413404413 has 32 divisors (see below), whose sum is σ = 1499091473664. Its totient is φ = 969680904192.
The previous prime is 1220413404347. The next prime is 1220413404443. The reversal of 1220413404413 is 3144043140221.
It is not a de Polignac number, because 1220413404413 - 230 = 1219339662589 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1220413404443) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81261281 + ... + 81276297.
It is an arithmetic number, because the mean of its divisors is an integer number (46846608552).
Almost surely, 21220413404413 is an apocalyptic number.
It is an amenable number.
1220413404413 is a deficient number, since it is larger than the sum of its proper divisors (278678069251).
1220413404413 is a wasteful number, since it uses less digits than its factorization.
1220413404413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25301.
The product of its (nonzero) digits is 9216, while the sum is 29.
Adding to 1220413404413 its reverse (3144043140221), we get a palindrome (4364456544634).
The spelling of 1220413404413 in words is "one trillion, two hundred twenty billion, four hundred thirteen million, four hundred four thousand, four hundred thirteen".
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