Base | Representation |
---|---|
bin | 11000111101101100… |
… | …10011010011111101 |
3 | 1021121001002011112020 |
4 | 30132312103103331 |
5 | 204422012000440 |
6 | 10053525030353 |
7 | 653060654466 |
oct | 143666232375 |
9 | 37531064466 |
10 | 13402453245 |
11 | 5758376545 |
12 | 27205553b9 |
13 | 1357891b0c |
14 | 911dabd6d |
15 | 53694c3d0 |
hex | 31ed934fd |
13402453245 has 8 divisors (see below), whose sum is σ = 21443925216. Its totient is φ = 7147975056.
The previous prime is 13402453147. The next prime is 13402453247. The reversal of 13402453245 is 54235420431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13402453245 - 27 = 13402453117 is a prime.
It is a super-2 number, since 2×134024532452 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13402453247) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446748427 + ... + 446748456.
It is an arithmetic number, because the mean of its divisors is an integer number (2680490652).
Almost surely, 213402453245 is an apocalyptic number.
13402453245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13402453245 is a deficient number, since it is larger than the sum of its proper divisors (8041471971).
13402453245 is an equidigital number, since it uses as much as digits as its factorization.
13402453245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 893496891.
The product of its (nonzero) digits is 57600, while the sum is 33.
Adding to 13402453245 its reverse (54235420431), we get a palindrome (67637873676).
The spelling of 13402453245 in words is "thirteen billion, four hundred two million, four hundred fifty-three thousand, two hundred forty-five".
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