Base | Representation |
---|---|
bin | 11010011001011111… |
… | …011101000110001110 |
3 | 2201011102001100001212 |
4 | 122121133131012032 |
5 | 431022302312340 |
6 | 21004350534422 |
7 | 2022262133315 |
oct | 323137350616 |
9 | 81142040055 |
10 | 28344963470 |
11 | 11025aa164a |
12 | 55b0807412 |
13 | 289952c645 |
14 | 152c70927c |
15 | b0d6a7a65 |
hex | 6997dd18e |
28344963470 has 32 divisors (see below), whose sum is σ = 51297105600. Its totient is φ = 11276782336.
The previous prime is 28344963469. The next prime is 28344963473. The reversal of 28344963470 is 7436944382.
It is a super-4 number, since 4×283449634704 (a number of 43 digits) contains 4444 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28344963473) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1386362 + ... + 1406658.
It is an arithmetic number, because the mean of its divisors is an integer number (1603034550).
Almost surely, 228344963470 is an apocalyptic number.
28344963470 is a deficient number, since it is larger than the sum of its proper divisors (22952142130).
28344963470 is a wasteful number, since it uses less digits than its factorization.
28344963470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21052.
The product of its (nonzero) digits is 3483648, while the sum is 50.
The spelling of 28344963470 in words is "twenty-eight billion, three hundred forty-four million, nine hundred sixty-three thousand, four hundred seventy".
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