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20301102310 = 257933255907
BaseRepresentation
bin10010111010000010…
…100011110011100110
31221101211002211222011
4102322002203303212
5313034040233220
613154243024434
71316036344126
oct227202436346
957354084864
1020301102310
118678496705
123b2696b11a
131bb6ba0398
14da82a4c86
157dc3e665a
hex4ba0a3ce6

20301102310 has 16 divisors (see below), whose sum is σ = 36546733296. Its totient is φ = 8119385568.

The previous prime is 20301102301. The next prime is 20301102359. The reversal of 20301102310 is 1320110302.

It is a super-2 number, since 2×203011023102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 48624 + ... + 207283.

It is an arithmetic number, because the mean of its divisors is an integer number (2284170831).

Almost surely, 220301102310 is an apocalyptic number.

20301102310 is a deficient number, since it is larger than the sum of its proper divisors (16245630986).

20301102310 is a wasteful number, since it uses less digits than its factorization.

20301102310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263847.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 20301102310 its reverse (1320110302), we get a palindrome (21621212612).

The spelling of 20301102310 in words is "twenty billion, three hundred one million, one hundred two thousand, three hundred ten".

Divisors: 1 2 5 10 7933 15866 39665 79330 255907 511814 1279535 2559070 2030110231 4060220462 10150551155 20301102310