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20015043341 = 79972611907
BaseRepresentation
bin10010101000111111…
…010101001100001101
31220122212211112211112
4102220333111030031
5311442322341331
613110023501405
71305664030016
oct225077251415
956585745745
1020015043341
118540a74337
123a66bb7865
131b6c843c17
14d7c2c000d
157c223d32b
hex4a8fd530d

20015043341 has 8 divisors (see below), whose sum is σ = 20477358720. Its totient is φ = 19557952128.

The previous prime is 20015043281. The next prime is 20015043343. The reversal of 20015043341 is 14334051002.

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

It is a cyclic number.

It is not a de Polignac number, because 20015043341 - 214 = 20015026957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20015043343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1298291 + ... + 1313616.

It is an arithmetic number, because the mean of its divisors is an integer number (2559669840).

Almost surely, 220015043341 is an apocalyptic number.

It is an amenable number.

20015043341 is a deficient number, since it is larger than the sum of its proper divisors (462315379).

20015043341 is an equidigital number, since it uses as much as digits as its factorization.

20015043341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2612083.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 20015043341 its reverse (14334051002), we get a palindrome (34349094343).

The spelling of 20015043341 in words is "twenty billion, fifteen million, forty-three thousand, three hundred forty-one".

Divisors: 1 79 97 7663 2611907 206340653 253354979 20015043341