Base | Representation |
---|---|
bin | 111100000100010… |
… | …1110001000101101 |
3 | 12012110121122121202 |
4 | 1320020232020231 |
5 | 13111440131140 |
6 | 532000135245 |
7 | 100642624013 |
oct | 17010561055 |
9 | 5173548552 |
10 | 2015552045 |
11 | 9447aa0a1 |
12 | 483007525 |
13 | 261761060 |
14 | 1519868b3 |
15 | bbe35915 |
hex | 7822e22d |
2015552045 has 32 divisors (see below), whose sum is σ = 2783870208. Its totient is φ = 1387680768.
The previous prime is 2015552003. The next prime is 2015552051. The reversal of 2015552045 is 5402555102.
It is a cyclic number.
It is not a de Polignac number, because 2015552045 - 28 = 2015551789 is a prime.
It is a super-2 number, since 2×20155520452 = 8124900092207364050, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2015551999 and 2015552017.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109712 + ... + 126758.
It is an arithmetic number, because the mean of its divisors is an integer number (86995944).
Almost surely, 22015552045 is an apocalyptic number.
It is an amenable number.
2015552045 is a deficient number, since it is larger than the sum of its proper divisors (768318163).
2015552045 is a wasteful number, since it uses less digits than its factorization.
2015552045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17189.
The product of its (nonzero) digits is 10000, while the sum is 29.
The square root of 2015552045 is about 44894.8999887515. The cubic root of 2015552045 is about 1263.1783463019.
The spelling of 2015552045 in words is "two billion, fifteen million, five hundred fifty-two thousand, forty-five".
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