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10320312311 = 47318768899
BaseRepresentation
bin10011001110010001…
…10111011111110111
3222122020111012000022
421213020313133313
5132113444443221
64424024035355
7513514131041
oct114710673767
928566435008
1010320312311
114416602431
122000302b5b
13c8617a89a
146dc902a91
154060804ab
hex2672377f7

10320312311 has 8 divisors (see below), whose sum is σ = 10543353600. Its totient is φ = 10097415288.

The previous prime is 10320312307. The next prime is 10320312397. The reversal of 10320312311 is 11321302301.

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 10320312311 - 22 = 10320312307 is a prime.

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 10320312311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10320312811) 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, 115340 + ... + 184238.

It is an arithmetic number, because the mean of its divisors is an integer number (1317919200).

Almost surely, 210320312311 is an apocalyptic number.

10320312311 is a deficient number, since it is larger than the sum of its proper divisors (223041289).

10320312311 is an equidigital number, since it uses as much as digits as its factorization.

10320312311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72133.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10320312311 its reverse (11321302301), we get a palindrome (21641614612).

The spelling of 10320312311 in words is "ten billion, three hundred twenty million, three hundred twelve thousand, three hundred eleven".

Divisors: 1 47 3187 68899 149789 3238253 219581113 10320312311