Base | Representation |
---|---|
bin | 110011010001000111… |
… | …010101111001101111 |
3 | 12021002101110122020002 |
4 | 303101013111321233 |
5 | 1400214240023130 |
6 | 41142205014515 |
7 | 3656066012444 |
oct | 632107257157 |
9 | 167071418202 |
10 | 55047970415 |
11 | 21389164a29 |
12 | a80355443b |
13 | 5263825c79 |
14 | 2942d1b9cb |
15 | 1672b24b45 |
hex | cd11d5e6f |
55047970415 has 16 divisors (see below), whose sum is σ = 66464266176. Its totient is φ = 43767974400.
The previous prime is 55047970409. The next prime is 55047970423. The reversal of 55047970415 is 51407974055.
It is not a de Polignac number, because 55047970415 - 24 = 55047970399 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 55047970415.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 560705 + ... + 651525.
It is an arithmetic number, because the mean of its divisors is an integer number (4154016636).
Almost surely, 255047970415 is an apocalyptic number.
55047970415 is a deficient number, since it is larger than the sum of its proper divisors (11416295761).
55047970415 is a wasteful number, since it uses less digits than its factorization.
55047970415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91570.
The product of its (nonzero) digits is 882000, while the sum is 47.
The spelling of 55047970415 in words is "fifty-five billion, forty-seven million, nine hundred seventy thousand, four hundred fifteen".
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