Base | Representation |
---|---|
bin | 1100010001011… |
… | …01010011010101 |
3 | 21011201012101000 |
4 | 12020231103111 |
5 | 202323233010 |
6 | 14114253513 |
7 | 2360012061 |
oct | 610552325 |
9 | 234635330 |
10 | 102946005 |
11 | 53123948 |
12 | 2a587299 |
13 | 184356c6 |
14 | d95aaa1 |
15 | 90877c0 |
hex | 622d4d5 |
102946005 has 16 divisors (see below), whose sum is σ = 183015360. Its totient is φ = 54904464.
The previous prime is 102945989. The next prime is 102946057. The reversal of 102946005 is 500649201.
It is not a de Polignac number, because 102946005 - 24 = 102945989 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 102946005.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381147 + ... + 381416.
It is an arithmetic number, because the mean of its divisors is an integer number (11438460).
Almost surely, 2102946005 is an apocalyptic number.
102946005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
102946005 is a deficient number, since it is larger than the sum of its proper divisors (80069355).
102946005 is an equidigital number, since it uses as much as digits as its factorization.
102946005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 762577 (or 762571 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 102946005 is about 10146.2310736549. The cubic root of 102946005 is about 468.6728897159.
The spelling of 102946005 in words is "one hundred two million, nine hundred forty-six thousand, five".
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