Base | Representation |
---|---|
bin | 10111010101000101101101… |
… | …00000110001111101110000 |
3 | 20201122102211010210200111121 |
4 | 23222202312200301331300 |
5 | 23211013301231230000 |
6 | 301035514421352024 |
7 | 13543313065101262 |
oct | 1352426640617560 |
9 | 221572733720447 |
10 | 51302151430000 |
11 | 1538a1360464a9 |
12 | 590684a868614 |
13 | 2281a06474503 |
14 | c950747c9b32 |
15 | 5de7478aab1a |
hex | 2ea8b6831f70 |
51302151430000 has 100 divisors (see below), whose sum is σ = 125704118437128. Its totient is φ = 20273620960000.
The previous prime is 51302151429941. The next prime is 51302151430031. The reversal of 51302151430000 is 3415120315.
It is a happy number.
51302151430000 is digitally balanced in base 2 and base 6, because in such bases it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (100).
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 30074911 + ... + 31734910.
Almost surely, 251302151430000 is an apocalyptic number.
51302151430000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
51302151430000 is an abundant number, since it is smaller than the sum of its proper divisors (74401967007128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51302151430000 is an equidigital number, since it uses as much as digits as its factorization.
51302151430000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61809932 (or 61809911 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 25.
Adding to 51302151430000 its reverse (3415120315), we get a palindrome (51305566550315).
The spelling of 51302151430000 in words is "fifty-one trillion, three hundred two billion, one hundred fifty-one million, four hundred thirty thousand".
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