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10387430349 = 39193767657
BaseRepresentation
bin10011010110010001…
…11001101111001101
3222210220210010122120
421223020321233031
5132233140232344
64434422403153
7515260462332
oct115310715715
928726703576
1010387430349
11445048518a
12201a8904b9
13c9704a6ba
147077b4989
1540bddc219
hex26b239bcd

10387430349 has 8 divisors (see below), whose sum is σ = 13864981440. Its totient is φ = 6917416416.

The previous prime is 10387430341. The next prime is 10387430351. The reversal of 10387430349 is 94303478301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10387430349 - 23 = 10387430341 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 10387430349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10387430341) 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 7 ways as a sum of consecutive naturals, for example, 1881072 + ... + 1886585.

It is an arithmetic number, because the mean of its divisors is an integer number (1733122680).

Almost surely, 210387430349 is an apocalyptic number.

It is an amenable number.

10387430349 is a deficient number, since it is larger than the sum of its proper divisors (3477551091).

10387430349 is an equidigital number, since it uses as much as digits as its factorization.

10387430349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3768579.

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 10387430349 in words is "ten billion, three hundred eighty-seven million, four hundred thirty thousand, three hundred forty-nine".

Divisors: 1 3 919 2757 3767657 11302971 3462476783 10387430349