Base | Representation |
---|---|
bin | 1100010000110… |
… | …10100111110110 |
3 | 21011120022102021 |
4 | 12020122213312 |
5 | 202313310434 |
6 | 14112503354 |
7 | 2356243030 |
oct | 610324766 |
9 | 234508367 |
10 | 102869494 |
11 | 53081412 |
12 | 2a54ab5a |
13 | 18409930 |
14 | d93ac50 |
15 | 906ecb4 |
hex | 621a9f6 |
102869494 has 32 divisors (see below), whose sum is σ = 190532160. Its totient is φ = 40563072.
The previous prime is 102869491. The next prime is 102869521. The reversal of 102869494 is 494968201.
It is a self number, because there is not a number n which added to its sum of digits gives 102869494.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102869491) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70072 + ... + 71524.
It is an arithmetic number, because the mean of its divisors is an integer number (5954130).
Almost surely, 2102869494 is an apocalyptic number.
102869494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
102869494 is a deficient number, since it is larger than the sum of its proper divisors (87662666).
102869494 is a wasteful number, since it uses less digits than its factorization.
102869494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1864.
The product of its (nonzero) digits is 124416, while the sum is 43.
The square root of 102869494 is about 10142.4599580181. The cubic root of 102869494 is about 468.5567527219.
The spelling of 102869494 in words is "one hundred two million, eight hundred sixty-nine thousand, four hundred ninety-four".
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