Base | Representation |
---|---|
bin | 1011011011001011001111… |
… | …0111011100100011011110 |
3 | 1122110212102200012122122122 |
4 | 2312302303313130203132 |
5 | 3121301424004430141 |
6 | 42414401355142542 |
7 | 2434352505351044 |
oct | 266626367344336 |
9 | 48425380178578 |
10 | 12561502030046 |
11 | 4003337466802 |
12 | 14aa605744a52 |
13 | 70171051aac8 |
14 | 315da0d66394 |
15 | 16bb480a264b |
hex | b6cb3ddc8de |
12561502030046 has 8 divisors (see below), whose sum is σ = 18843701485440. Its totient is φ = 6280268201568.
The previous prime is 12561502030039. The next prime is 12561502030097. The reversal of 12561502030046 is 64003020516521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 12561502029988 and 12561502030015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241374206 + ... + 241426241.
It is an arithmetic number, because the mean of its divisors is an integer number (2355462685680).
Almost surely, 212561502030046 is an apocalyptic number.
12561502030046 is a deficient number, since it is larger than the sum of its proper divisors (6282199455394).
12561502030046 is a wasteful number, since it uses less digits than its factorization.
12561502030046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 482813458.
The product of its (nonzero) digits is 43200, while the sum is 35.
Adding to 12561502030046 its reverse (64003020516521), we get a palindrome (76564522546567).
The spelling of 12561502030046 in words is "twelve trillion, five hundred sixty-one billion, five hundred two million, thirty thousand, forty-six".
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