Base | Representation |
---|---|
bin | 1110000000101001001010… |
… | …0110101101100111100000 |
3 | 2000112121222001012001200201 |
4 | 3200022102212231213200 |
5 | 4004340311330022222 |
6 | 52432333014554544 |
7 | 3146626512346540 |
oct | 340122246554740 |
9 | 60477861161621 |
10 | 15404212345312 |
11 | 49a998731129a |
12 | 1889533668a54 |
13 | 8797c3469a2b |
14 | 3b37d42a5320 |
15 | 1baa73c7a427 |
hex | e02929ad9e0 |
15404212345312 has 48 divisors (see below), whose sum is σ = 34835414312160. Its totient is φ = 6568293570048.
The previous prime is 15404212345283. The next prime is 15404212345331. The reversal of 15404212345312 is 21354321240451.
It is a congruent number.
It is an unprimeable number.
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, 174495987 + ... + 174584242.
It is an arithmetic number, because the mean of its divisors is an integer number (725737798170).
Almost surely, 215404212345312 is an apocalyptic number.
It is an amenable number.
15404212345312 is an abundant number, since it is smaller than the sum of its proper divisors (19431201966848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15404212345312 is a wasteful number, since it uses less digits than its factorization.
15404212345312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 349080443 (or 349080435 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 37.
Adding to 15404212345312 its reverse (21354321240451), we get a palindrome (36758533585763).
The spelling of 15404212345312 in words is "fifteen trillion, four hundred four billion, two hundred twelve million, three hundred forty-five thousand, three hundred twelve".
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