Search a number
-
+
10393808669 = 32033245023
BaseRepresentation
bin10011010111000010…
…01110111100011101
3222211100210012001122
421223201032330131
5132241303334134
64435211220325
7515365626116
oct115341167435
928740705048
1010393808669
114454041322
122020a476a5
13c9847195a
1470859520d
1540c74c02e
hex26b84ef1d

10393808669 has 4 divisors (see below), whose sum is σ = 10397056896. Its totient is φ = 10390560444.

The previous prime is 10393808603. The next prime is 10393808707. The reversal of 10393808669 is 96680839301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96680839301 = 215857447893.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10393808669 is a prime.

It is a super-2 number, since 2×103938086692 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10393808669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10393808569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1619309 + ... + 1625714.

It is an arithmetic number, because the mean of its divisors is an integer number (2599264224).

Almost surely, 210393808669 is an apocalyptic number.

It is an amenable number.

10393808669 is a deficient number, since it is larger than the sum of its proper divisors (3248227).

10393808669 is an equidigital number, since it uses as much as digits as its factorization.

10393808669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3248226.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 10393808669 in words is "ten billion, three hundred ninety-three million, eight hundred eight thousand, six hundred sixty-nine".

Divisors: 1 3203 3245023 10393808669