Base | Representation |
---|---|
bin | 100110100001… |
… | …111110011111 |
3 | 201000011110202 |
4 | 212201332133 |
5 | 10041210024 |
6 | 1000254115 |
7 | 151565633 |
oct | 46417637 |
9 | 21004422 |
10 | 10100639 |
11 | 577983a |
12 | 347133b |
13 | 2128613 |
14 | 14acdc3 |
15 | d47bae |
hex | 9a1f9f |
10100639 has 2 divisors, whose sum is σ = 10100640. Its totient is φ = 10100638.
The previous prime is 10100633. The next prime is 10100641. The reversal of 10100639 is 93600101.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10100639 - 28 = 10100383 is a prime.
Together with 10100641, it forms a pair of twin primes.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 10100639.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10100633) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050319 + 5050320.
It is an arithmetic number, because the mean of its divisors is an integer number (5050320).
Almost surely, 210100639 is an apocalyptic number.
10100639 is a deficient number, since it is larger than the sum of its proper divisors (1).
10100639 is an equidigital number, since it uses as much as digits as its factorization.
10100639 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 162, while the sum is 20.
The square root of 10100639 is about 3178.1502481790. The cubic root of 10100639 is about 216.1637918040.
The spelling of 10100639 in words is "ten million, one hundred thousand, six hundred thirty-nine".
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