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20403101301 = 311618275797
BaseRepresentation
bin10011000000000111…
…101001111001110101
31221122221000221021120
4103000013221321311
5313241143220201
613212325134153
71321415333232
oct230007517165
957587027246
1020403101301
118720022aa0
123b54b5a359
131c02063a0b
14db7a56789
157e6343536
hex4c01e9e75

20403101301 has 8 divisors (see below), whose sum is σ = 29677238304. Its totient is φ = 12365515920.

The previous prime is 20403101291. The next prime is 20403101311. The reversal of 20403101301 is 10310130402.

It is an interprime number because it is at equal distance from previous prime (20403101291) and next prime (20403101311).

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

It is not a de Polignac number, because 20403101301 - 26 = 20403101237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20403101311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309137866 + ... + 309137931.

It is an arithmetic number, because the mean of its divisors is an integer number (3709654788).

Almost surely, 220403101301 is an apocalyptic number.

It is an amenable number.

20403101301 is a deficient number, since it is larger than the sum of its proper divisors (9274137003).

20403101301 is a wasteful number, since it uses less digits than its factorization.

20403101301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618275811.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20403101301 its reverse (10310130402), we get a palindrome (30713231703).

The spelling of 20403101301 in words is "twenty billion, four hundred three million, one hundred one thousand, three hundred one".

Divisors: 1 3 11 33 618275797 1854827391 6801033767 20403101301