Base | Representation |
---|---|
bin | 1100010001011… |
… | …01100111011111 |
3 | 21011201021010210 |
4 | 12020231213133 |
5 | 202323303140 |
6 | 14114303503 |
7 | 2360015613 |
oct | 610554737 |
9 | 234637123 |
10 | 102947295 |
11 | 53124910 |
12 | 2a587b93 |
13 | 18436179 |
14 | d95b343 |
15 | 9087d80 |
hex | 622d9df |
102947295 has 16 divisors (see below), whose sum is σ = 179690112. Its totient is φ = 49913760.
The previous prime is 102947227. The next prime is 102947329. The reversal of 102947295 is 592749201.
It is not a de Polignac number, because 102947295 - 212 = 102943199 is a prime.
It is a super-5 number, since 5×1029472955 (a number of 41 digits) contains 55555 as substring.
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, 311797 + ... + 312126.
It is an arithmetic number, because the mean of its divisors is an integer number (11230632).
Almost surely, 2102947295 is an apocalyptic number.
102947295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
102947295 is a deficient number, since it is larger than the sum of its proper divisors (76742817).
102947295 is a wasteful number, since it uses less digits than its factorization.
102947295 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 623942.
The product of its (nonzero) digits is 45360, while the sum is 39.
The square root of 102947295 is about 10146.2946438589. The cubic root of 102947295 is about 468.6748473295.
The spelling of 102947295 in words is "one hundred two million, nine hundred forty-seven thousand, two hundred ninety-five".
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