Base | Representation |
---|---|
bin | 10111000110100100… |
… | …01111101010111100 |
3 | 1012000101201001212201 |
4 | 23203102033222330 |
5 | 200400201123104 |
6 | 5410430241244 |
7 | 616234665526 |
oct | 134322175274 |
9 | 35011631781 |
10 | 12403145404 |
11 | 52952857a1 |
12 | 24a1956224 |
13 | 12288379c0 |
14 | 8593a0a16 |
15 | 4c8d560a4 |
hex | 2e348fabc |
12403145404 has 24 divisors (see below), whose sum is σ = 23381776880. Its totient is φ = 5722907904.
The previous prime is 12403145387. The next prime is 12403145407. The reversal of 12403145404 is 40454130421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12403145407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162532 + ... + 226324.
Almost surely, 212403145404 is an apocalyptic number.
It is an amenable number.
12403145404 is a deficient number, since it is larger than the sum of its proper divisors (10978631476).
12403145404 is a wasteful number, since it uses less digits than its factorization.
12403145404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67549 (or 67547 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 28.
Adding to 12403145404 its reverse (40454130421), we get a palindrome (52857275825).
The spelling of 12403145404 in words is "twelve billion, four hundred three million, one hundred forty-five thousand, four hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •